The story
On the planet Vortis, the Doctor and his companions aid the butterfly-like Menoptra in their battle against the parasitic Animus and its mind-controlled minions, the ant-like Zarbi.
Cast & crew
William HartnellThe Doctor
Jacqueline HillBarbara Wright
William RussellIan Chesterton
Maureen O'BrienVickiCatherine Fleming
Catherine FlemingAnimus (voice)Arne Gordon
Arne GordonHrostarArthur Blake
Arthur BlakeHrhoondaJolyon Booth
Jolyon BoothPrapillus
Martin JarvisHilioExplore the crew
- Director
- Richard Martin
- Editor
- Gitta Zadek
- Writer
- Bill Strutton
- Producer
- Verity Lambert