Last updated 24 March 2024

Episode 3

Series Episode Number: 133

World Premiere: Sat 22 Oct 1966 - 5:54pm BST [BBC One] (United Kingdom)
Running Time: 23 minutes 31 seconds

7.60 Million (UK)

Appreciation Index: 48 (UK)

Chart Position: 46 () (UK)

Recorded on Sat 01 Oct 1966 in Riverside 1
Archive State: 16mm t/r

Determined to stop the Cybermen and the energy drain, General Cutler prepares to launch the deadly Z-bomb. Ben and Polly desperately try to stop the launch as the countdown begins.

Additional Details

Records on Film
Records Dubbed
Film Sequences Used

Space Adventure (Martin Slavin) 40"

Normin Ramin Chappell C812A


Power Drill (Douglas Gamley) 30"

Wind and Percussion Ensemble Chappell C754A

Drama in Minature Part 2 (John Denis) 1'30"

Wind and Percussion Ensemble Chappell C736B

Drumdramatic NO 10 (Robert Farnon) 25"

Perciussion Ensemble C809A


BBC Stock Film

Footage:  28' sound 35mm (titles)

19' silent 35mm (jets expiring)

BBC Specially Shot

83' sound 35mm 

94' sound 35mm

69' silent 35mm

All the exteriors were shot on film on Stage 3 of the BBC's Ealing Studios from Tuesday 30 August to Friday 2 September 1966.