Sidney Hayers
Director
George Baxt
Screenplay
Samuel Z. Arkoff
Producer
Leslie Parkyn
Producer
Julian Wintle
Producer
Douglas Slocombe
Director of Photography
Reginald Mills
Editor
Sidney Hayers
Editor
Norman Priggen
Associate Producer
Muir Mathieson
Original Music Composer
Franz Reizenstein
Original Music Composer
Jack Shampan
Art Direction
Trevor Crole-Rees
Makeup Artist
Maude Onslow
Hairstylist
Lionel Selwyn
Sound Editor
Len Page
Sound Recordist
Ken Cameron
Sound Recordist
Morris Angel
Costume Design
Vi Murray
Wardrobe Master
Harry Ledger
Assistant Editor
Charles Permane
Production Manager
Anton Diffring
Dr. Schuler
Erika Remberg
Elissa Caro
Yvonne Monlaur
Nicole Vanet
Donald Pleasence
Vanet
Jane Hylton
Angela
Kenneth Griffith
Martin
Conrad Phillips
Inspector Arthur Ames
Jack Gwillim
Supt. Andrews
Vanda Hudson
Magda von Meck
Yvonne Romain
Melina
Colette Wilde
Evelyn Morley
William Mervyn
Dr. Morley
Peter Swanwick
Inspector Knopf
Carla Challoner
Nicole (as a Child)
Kenny Baker
Dwarf
Walter Gotell
Baron Von Gruber
Kenneth J. Warren
First Roustabout
Jack Carson
Chief Eagle Eye
Glyn Houston
Carnival Barker (uncredited)
Reg Thomason
Roustabout (uncredited)
Arthur Dibbs
Circus Audience Member (uncredited)
