Calificación
Reparto

Michael Gough
Dr. Christian Storm

Robin Askwith
Jason Jones

Vanessa Shaw
Judy Peters

Dennis Price
Mr. Pollack

Ellen Pollock
Olga ("Aunt Harris")

Skip Martin
Frederick

Kurt Christian
Abraham Warren

Barbara Wendy
Millie

Kenneth Benda
Carter

Martin Grace
Bike Boy

Colin Skeaping
Bike Boy

George Herbert
Laboratory Assistant

Antony Balch
Bearded Man at Club / Bike Boy (uncredited)

Richard Gordon
Man in Club

James Boris IV
'Mystic' Rock Group