All Cast
Barbara Bach
Amanda Marvin
Claudio Cassinelli
Lt. Claude de Ross
Richard Johnson
Edmond Rackham
Beryl Cunningham
Shakira
Joseph Cotten
Prof. Ernest Marvin
Franco Javarone
Jose
Roberto Posse
Peter
Giuseppe Castellano
Skip
Franco Mazzieri
Francois
Cameron Mitchell
Decker (US version)
Mel Ferrer
Radcliffe (US version)
Eunice Bolt
Samantha (US Version)
Jim Alquist
James (US version)
Tom J. Delaney
Patterson (US version)
Bobby Rhodes
Rackham's Servant (uncredited)
