Last updated 24 March 2024


Part Four

Series Episode Number: 517

World Premiere: Sat 17 Nov 1979 - 6:03pm GMT [BBC One] (United Kingdom)
First Broadcast: Fri 7 Sep 2001 - 10:30pm CDT [Prairie Public Television]
Running Time: 24 minutes 7 seconds

9.60 Million (UK)


Chart Position: 36 () (UK)




With Erato now able to communicate, the truth of Adrasta's scheming is revealed but a terrible retribution has already been put in motion.


Production Team hide uncredited
WriterDavid Fisher
DirectorChristopher Barry
ProducerGraham Williams
DesignerValerie Warrender
Script EditorDouglas Adams
Costume DesignerJune Hudson
Make-up ArtistGillian Thomas
Visual Effects DesignerMat Irvine
Electronic EffectsDave Chapman
Videotape EditorRod Waldron
Studio LightingWarwick Fielding
Studio SoundAnthony Philpott
Senior CameramanRodney Taylor
Vision MixerJames Gould
Production AssistantRomey Allison
Production Unit ManagerJohn Nathan-Turner
Director's AssistantCarol Snook
Assistant Floor ManagerDavid Tilley
Incidental MusicDudley Simpson
Special SoundDick Mills
Show Working SupervisorChick Hetherington (uncredited)
Technical ManagerMike Chislett (uncredited)
Props BuyerEric Baker (uncredited)
Floor AssistantEdward Bye (uncredited)
Make Up AssistantJanice Sewell (uncredited)
Design AssistantDavid Laskey (uncredited)
Film CameramanDavid Feig (uncredited)
Film SoundDoug Mawson (uncredited)
Film EditorM A C Adams (uncredited)
Film Operations ManagerIan Brindle (uncredited)
Film Camera AssistantTony Bragg (uncredited)
Assistant Sound RecordistStuart Moser (uncredited)
GripGeorge Rose (uncredited)
GafferDes O'Brien (uncredited)
Assistant Floor Manager (Film)Kate Osborne (uncredited)
Title MusicRon Grainer (uncredited)
Title Music ArrangerDelia Derbyshire (uncredited)
Title SequenceBernard Lodge (uncredited)
Title Music BBC Radiophonic Workshop (uncredited)