Macdonald Carey

Brett Young

Märta Torén

Madeline Brenner (as Marta Toren)

Robert Douglas

Commander von Molter

Carl Esmond

Heldman

Ludwig Donath

Dr. Adolph Guernitz

Jacqueline Dalya

Carla (as Jacqueline Dalya Hilliard)

Fred Nurney

Bruno

Katherine Warren

Mrs. Weber (as Katharine Warren)

Howard Negley

Captain Elliott

Bruce Morgan

Kramer

Ralph Brooks

Stefan (as Ralph Brooke)

Paul Hoffman

Hartwig

Peter Michael

Crew Members

Larry Winter

Crew Members

Frank Rawls

Crew Members

Douglas Sirk