The Doctor and Leela must catch a killer on a vast mining ship run by robots and humans.
Director
Writers
Tom Baker
The Doctor
Louise Jameson
Leela
Russell Hunter
Uvanov
Pamela Salem
Toos
David Bailie
Dask
David Collings
Poul
Brian Croucher
Borg
Tania Rogers
Zilda
Tariq Yunus
Cass
Rob Edwards
Chub
Gregory de Polnay
D.84
Miles Fothergill
S.V.7
