Howard Vernon
Korda
Edmund Purdom
Admiral Marlowe
Armand Mestral
Harris
Luis Barboo
Sailor
Fernando Bilbao
Hercules
Perrette Pradier
Clara Marlowe (voice) (uncredited)
Sergio Mendizábal
Benedict
Alberto Dalbés
Vargas
William Berger
Negoro
Marc Cassot
Captain Hull