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David Hemmings as Dr. Henry Jekyll / Mr. Edward Hyde |
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Lisa Harrow as Ann |
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Ian Bannen as Oliver Utterson |
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Diana Dors as Kate Winterton |
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Clive Swift as Hastie Lanyon |
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Toyah Willcox as Janet |
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Roland Curram as Poole |
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Ben Aris as Inspector Newcomen |
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Desmond Llewelyn as Sir Danvers Carew |
| Writing | Gerald Savory | Writer |
| Sound | Dave Greenslade | Original Music Composer |
| Writing | რობერტ ლუის სტივენსონი | Novel |
| Directing | Alastair Reid | Director |
| Production | Jonathan Powell | Producer |
| Editing | Dan Rae | Editor |
| Art | Tony Abbott | Production Design |
| Costume & Make-Up | Joyce Mortlock | Costume Design |
