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5.28 seconds
The blue police-box shape of the TARDIS rushes forward through the space-time vortex.
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10.59 seconds
The Doctor's face, wide eyed and curly haired, forms in the tunnel of onrushing light; then is replaced by the words DOCTOR WHO in a diamond-shape logo.
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2 seconds
The Sontaran Experiment.
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2 seconds
By Bob Baker and Dave Martin.
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2 seconds
Part 1.
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4.35 seconds
Earth in the far future is recovering from devastating solar flares.
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8.42 seconds
Horizon to horizon, there are no trees, no animals, just low, dense scrub under a flat, grey sky.
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4.56 seconds
Nestled in the scrub, 12 tarnished metal balls, arranged in a circle
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7.36 seconds
The Doctor, a tall man wearing an over-coat, floppy hat and long scarf materialises in the circle.
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4 seconds
He takes in the rolling hills and the craggy granite outcrops.
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8.86 seconds
Royal Navy Surgeon Harry Sullivan, dark hair, square jawed, in a fawn coat, materialises nearby, then disappears again with a look of surprise.
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2.70 seconds
He reappears ... and disappears.
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3 seconds
He finally stabilises.
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3 seconds
The Doctor crouches in front of one of the globes.
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2.19 seconds
Sarah is stuck in a bush.
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3 seconds
As Harry walks away, the Doctor polishes the transmat globe with his hanky.
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5.17 seconds
Sarah, brightly dressed in yellow rain-gear is stuck awkwardly in a bush. Harry takes her hands and helps her up.
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16.37 seconds
Sarah and Harry make their way through the green and russet and mustard coloured bushes. They jog back up to the circle, but the Doctor is scrutinising the refractor and does not notice them. Sarah playfully pulls her beanie down over her eyes and makes a funny face.
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6.45 seconds
He removes the maintenance port cover of the transmat refractor and peers doubtfully inside.
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3.94 seconds
The Doctor is repairing the refractor with his sonic-screwdriver.
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5.89 seconds
Leaving the Doctor to his repairs, Sarah and Harry stride off.
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3 seconds
Later, they explore a gully with steeply sloping sides.
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3.31 seconds
Moving swiftly, some *thing* disappears behind the hilltop.
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4.05 seconds
He puts his arm companionably around her shoulders and they continue walking.
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5.19 seconds
The transmat circle. The Doctor works on the globe, polishing components on his scarf.
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8.93 seconds
He is being watched. Crouching in the scrub two dishevelled men wearing partial space suits have the Doctor in the sights of a futuristic side arm.
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5.33 seconds
Sarah and Harry explore a rocky path through a valley.
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4.40 seconds
(FAST) Losing his footing, Harry tumbles down a steep slope. He lays there, unmoving.
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1.39 seconds
A camp.
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6.48 seconds
Erak runs towards a basic camp in the shelter of a granite outcrop. Krans, a bearded man, tends a small fire.
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2.39 seconds
(FAST) He stands, picking up a rifle.
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5 seconds
At the bottom of the ravine, Harry stirs and gets to his feet, clutching his arm.
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6.20 seconds
The Doctor is busy working on the transmat refractors, and doesn't notice Zake watching him warily.
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2.94 seconds
Behind Zake, a strange silver machine appears.
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2 seconds
Alarmed, Zake jumps to his feet and sprints away.
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5.20 seconds
Oblivious, the Doctor rests his sonic-screwdriver on top of a globe as he rummages inside.
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1.55 seconds
Zake *runs*.
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7.60 seconds
The machine is a large, shiny robot that resembles both an insect and a crab. It glides swiftly across the heath on articulated legs.
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1.88 seconds
It closes in on Zake.
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4 seconds
Zake stops short at the edge of a rough weathered granite cliff, he then half jumps and half falls to escape the robot.
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2.31 seconds
The transmat circle.
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3 seconds
The Doctor jumps up and runs towards the cry, leaving his screwdriver behind.
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6.12 seconds
He locates Zakes body at the bottom the cliff and gingerly slides down to help. The robot is nowhere to be seen.
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5.76 seconds
He examines Zakes awkwardly twisted body. Zake is dead.
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3.54 seconds
From the cliff top, Erak and Krans point their guns at the Doctor.
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1.29 seconds
Erak aims.
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2.44 seconds
The Doctor falls beside Zake.
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2.95 seconds
Sarah runs into the transmat circle.
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3 seconds
It is deserted; the Doctor missing.
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4.24 seconds
She looks around, puzzled.
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5.09 seconds
She notices the slender sonic-screwdriver that the Doctor left resting on top of the transmat globe.
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3 seconds
She picks it up, looking worried.
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3.88 seconds
Harry is waiting for rescue in the gloom at the bottom of the ravine.
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3 seconds
A scattering of pebbles fall around him.
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3 seconds
Suddenly, giant rocks crash down.
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5.04 seconds
Harry scrambles for cover. He finds a small cave in the rock hidden by creepers and ducks into it.
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1.36 seconds
(FAST) The transmat circle.
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4.92 seconds
Sarah looks around. Then she clutches the sonic-screwdriver tightly and runs off.
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9.76 seconds
Erak and Krans carry the Doctor’s body between them, but they are watched from high on a nearby hill by another bearded man in a partial space suit.
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1.73 seconds
Sarah returns to the ravine.
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3.23 seconds
Leaning over the edge, she sees Harry is gone.
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4 seconds
She contemplates the broken sticks that were covering the ravine.
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3.03 seconds
She looks around, unsettled.
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17.28 seconds
Erak and Krans return to camp and drop the Doctor’s body. Both men are unkempt and dirty. Erak is tall and lean with wide eyes; Krans is shorter with dark hair. The camp is little more than a hollow in the steep slope of a weathered granite outcrop, affording a little protecton.
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1.97 seconds
Krans tends to the fire.
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4.67 seconds
Erak draws a machete from a scabbard on his belt, and cuts the rope around the Doctors ankles.
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4.49 seconds
Then he drags the Doctor roughly to his feet and holds him fast.
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5.67 seconds
Krans approaches with a large stick, glowing with the heat of the fire, and waves it in the Doctor's face.
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5.50 seconds
Near the top of the ravine, Sarah is resourcefully dragging a large, dead tree branch.
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3 seconds
Suddenly she catches movement from the corner of her eye.
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7.69 seconds
In the cave, Harry crawls through a narrow crack between two massive plates of granite rock towards light.
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6.89 seconds
He emerges from between a jumble of mossy boulders, and staggers forward towards a craggy granite hill.
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6.58 seconds
Sarah awkwardly uses her dead tree branch to reach down into the ravine where she last saw Harry.
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3 seconds
She is unaware that someone is creeping up behind her.
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5.14 seconds
The bearded man who watched the Doctor from the hill, clamps his dirt streaked hand over her mouth,
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3 seconds
He drags her roughly away, pulling her behind a large boulder.
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13.47 seconds
The robot appears, gliding smoothly through the rocky gully and comes to a stop close to their hiding place. It has two visual sensors like torches either side of its flat, trapezoid head; it is bristling with antennae that twitch and scan, searching out prey.
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2.10 seconds
It turns its head too and fro.
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4.03 seconds
Eventually, it moves away.
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3.62 seconds
The man breaks cover to check the robot has really gone.
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3 seconds
He returns, his posture hunched and defensive.
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3 seconds
Roth jumps up and gestures towards the ravine that Harry fell into.
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3 seconds
Roth rolls up a sleeve.
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2 seconds
At the camp.
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1.90 seconds
(FAST) A tall man with beard and sandy hair.
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2 seconds
He squints at Vural’s suit.
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2 seconds
He stares at a small stud below Vural's collar.
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5 seconds
Elsewhere the Doctor’s enlarged face shows on a monitor screen, transmitted by the microcamera on Vurals suit.
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5 seconds
A large, three fingered hand with skin the texture of a hog operates a series of controls mounted beneath.
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4.83 seconds
The robot rises from a concealed position in the scrub, elevating itself on its insect-like legs.
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4.09 seconds
It swiftly scans its environment and moves off, antennae twitching.
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3.99 seconds
Meanwhile, Harry works his way back around a massive granite formation.
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4.06 seconds
Now at the camp, the motley GalSec crew deliberate around the fire.
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3 seconds
Roth leads Sarah briskly through the scrub along a slope.
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3.66 seconds
Roth turns away and huddles, child-like against the slope.
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5.26 seconds
He turns away, frightened. Sarah puts her hand on his arm, then leaves him.
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1.49 seconds
Roth reluctantly follows.
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1.30 seconds
The GalSec camp.
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2.26 seconds
(FAST) Sarah is watching from behind a rock.
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4.03 seconds
Roth bolts. Erak and Krans chase after him, and Vural follows.
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3.33 seconds
Sarah leaves the cover of the rock to free the Doctor.
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3 seconds
She takes Erak’s machete and cuts the ropes.
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3.49 seconds
Sarah leads the Doctor away through the scrub and rocks.
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1.90 seconds
Erak taps the side of his head.
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3 seconds
The three of them jog back to the Campsite.
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3 seconds
They discover the Doctor missing.
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2 seconds
Erak grabs his machete.
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6.70 seconds
Sarah leads the Doctor through the heather and over the crest of a steep hill. Roth joins them and runs on ahead.
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5.34 seconds
The Galsec men cautiously comb the steep rocky landscape, weapons drawn, searching for the Doctor.
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2.99 seconds
The doctor looks into the ravine.
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5.38 seconds
The Doctor crouches and sniffs the ground, then tastes a little on the tip of his finger.
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2.27 seconds
He beams.
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1.19 seconds
The Doctor slips!
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2.47 seconds
He tumbles awkwardly down into the ravine.
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3.12 seconds
Sarah and Roth peer over the edge of the ravine.
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4 seconds
Suddenly, the robot appears behind them. They’re trapped!
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4 seconds
Roth recoils in fear, shaking his head and holding his arms up protectively
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4 seconds
The machine scans them, antennae waving too and fro.
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8.42 seconds
Meanwhile, Harry nimbly climbs up a steep jumble of huge granite boulders, to a short passage between massive slabs of grey, weathered rock.
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5.68 seconds
He comes out on the other side of a hill. He creeps stealthily down, careful to keep his balance.
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3 seconds
He sees something and ducks down behind a rock.
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8.56 seconds
There's a spaceship nestled in the rocks, a iron-grey metal ball, the size of a small cottage, its surface scored with a regular diamond-grid pattern.
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8.99 seconds
The bottom of the ravine. Rainwater dripping off the vegetation splashes the Doctor's face and he revives, blinking and clutching his head.
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5.36 seconds
Elsewhere, Harry, careful to stay under cover, works his way closer to the strange ship.
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5.20 seconds
He sees the robot arrive, dragging Roth and Sarah, both held fast by metal cords.
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3 seconds
It stops in front of the ship and a door in the side opens.
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5.52 seconds
A short, powerful figure appears, wearing soft, metallic armour and a dome shaped helmet.
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8.29 seconds
The figure removes its helmet from the wide locking collar. Underneath are the lumpy, troll like features of a Sontaran!
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11.26 seconds
That episode of Doctor Who featured Tom Baker, Elizabeth Sladen, Ian Marter Donald Douglas, Glynn Jones, Peter Walshe Kevin Lindsay, Peter Rutherford and Terry Walsh
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8.92 seconds
Title Music by Ron Grainer and the BBC Radiophonic Workshop Incidental Music by Dudley Simpson Special Sound by Dick Mills Sound by Vic Godrich
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10.19 seconds
It was written by Bob Baker and Dave Martin The script editor was Robert Holmes It was Produced by Philip Hinchcliffe And Directed by Rodney Bennet Copyright BBC 1975
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4.06 seconds
Independently described by Brett Coulstock.