Casts
Boris Karloff
as Prof. Marcus Monserrat
Catherine Lacey
as Estelle Monserrat
Elizabeth Ercy
as Nicole
Ian Ogilvy
as Mike Roscoe
Victor Henry
as Alan
Meier Tzelniker
as The Jewish Baker
Gerald Campion
as Customer in China Shop
Susan George
as Audrey Woods
Alf Joint
as Ron, the mechanic
