Vincent Price

Sir Julian Markham

Christopher Lee

Dr. J. Neuhartt

Rupert Davies

Joshua Kemp

Uta Levka

Heidi

Sally Geeson

Sally Baxter

Alister Williamson

Sir Edward Markham

Peter Arne

Samuel Trench

Hilary Dwyer

Lady Elizabeth Markham

Carl Rigg

Norton

Harry Baird

N'Galo

Godfrey James

Weller

John Barrie

Franklin

Danny Daniels

Witchdoctor

Colin Jeavons

Doctor (uncredited)

Martin Wyldeck

Constable (uncredited)

Barbara Kellerman

Dr. Neuhartt's Patient (uncredited)

Hedger Wallace

Major (uncredited)

Eddie Powell

Fighting Man in Tavern (uncredited)

Nick Tate

Young Man in Tavern (uncredited)