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Tom Baker as The Doctor |
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Elisabeth Sladen as Sarah Jane Smith |
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Philip Madoc as Doctor Solon |
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Colin Fay as Condo |
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Michael Spice as Morbius (voice) |
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Stuart Fell as Morbius Monster |
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Cynthia Grenville as Maren |
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Gillian Brown as Ohica |
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John Scott Martin as Kriz |
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Jon Pertwee as The Doctor (3) (picture) (uncredited) |
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Patrick Troughton as The Doctor (2) (picture) (uncredited) |
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William Hartnell as The Doctor (1) (picture) (uncredited) |
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George Gallaccio as Morbius Doctor (picture) (uncredited) |
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Robert Holmes as Morbius Doctor (picture) (uncredited) |
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Graeme Harper as Morbius Doctor (picture) (uncredited) |
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Douglas Camfield as Morbius Doctor (picture) (uncredited) |
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Philip Hinchcliffe as Morbius Doctor (picture) (uncredited) |
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Robert Banks Stewart as Morbius Doctor (picture) (uncredited) |
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Christopher Barry as Morbius Doctor (picture) (uncredited) |
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Christopher Baker as Morbius Doctor (picture) (uncredited) |
| Directing | Christopher Barry | Director |
| Writing | Terrance Dicks | Writer |
| Writing | Robert Holmes | Writer |
| Writing | Robert Holmes | Script Editor |
| Production | Philip Hinchcliffe | Producer |
| Sound | Dudley Simpson | Original Music Composer |
| Sound | Delia Derbyshire | Theme Song Performance |
