"The Doctor and Leela must catch a killer on a vast mining ship run by robots and humans."
Tom Baker
as The Doctor
Louise Jameson
as Leela
Russell Hunter
as Uvanov
Pamela Salem
as Toos
David Bailie
as Dask
David Collings
as Poul
Brian Croucher
as Borg
Tania Rogers
as Zilda
Tariq Yunus
as Cass
Rob Edwards
as Chub
Gregory de Polnay
as D.84
Miles Fothergill
as S.V.7
Philip Hinchcliffe
Producer
Chris Boucher
Writer
Michael E. Briant
Director
Dudley Simpson
Original Music Composer
Robert Holmes
Script Editor
Duncan Brown
Lighting Director
Elizabeth Waller
Costume Design
Peter Grimwade
Production Assistant
Ann Briggs
Makeup Artist
Tony Millier
Sound
Peter Chapman
Camera Operator
Dick Mills
Special Sound Effects
Kenneth Sharp
Production Design
Richard Conway
Visual Effects Designer
Chris D'Oyly-John
Production Manager
John Gatland
Delia Derbyshire
Theme Song Performance
