- Jack MacGowran
- Professor Abronsius
- Roman Polanski
- Alfred, Abronsius' Assistant, Director, Screenwriter
- Sharon Tate
- Sarah Shagal
- Jessie Robins
- Rebecca Shagal
- Alfie Bass
- Shagal, the Inn-Keeper
- Ferdy Mayne
- Count von Krolock
- Iain Quarrier
- Herbert von Krolock
- Terry Downes
- Koukol, the Servant
- Fiona Lewis
- Magda, the Maid
- Ronald Lacey
- Village Idiot
- Sydney Bromley
- Sleigh Driver
- Andreas Malandrinos
- Woodcutter
- Otto Diamant
- Woodcutter
- Matthew Walters
- Woodcutter
- Roman Polanski
- Alfred, Abronsius' Assistant, Director, Screenwriter
- Gérard Brach
- Screenwriter
- Gene Gutowski
- Producer
- Martin Ransohoff
- Executive Producer
- Krzysztof Komeda
- Original Music
- Douglas Slocombe
- Cinematographer
- Alastair McIntyre
- Film Editing
- Wilfred Shingleton
- Production Design
- Fred Carter
- Art Director
- Sophie Devine
- Costume Design
- Biddy Chrystal
- Hair Stylist
- Tom Smith
- Makeup Artist
- David W. Orton
- Production Manager
