Submarine Base

John Litel

James Xavier 'Jim' Taggart

Alan Baxter

Joe Morgan

Eric Blore

Spike, Morgan's Aide

Georges Metaxa

Nazi Agent Anton Kroll

G

George Flaherty

David Cavanaugh

Rafael Alcayde

Felipo

Fifi D'Orsay

Maria Styx

Iris Adrian

Dorothy

Jacqueline Dalya

Judy Pierson

Anna Demetrio

Angela Styx

A

Arthur St. Claire

Writer

G

George M. Merrick

Writer

A

Albert H. Kelly

Director