as John (as Eric Rolf)
as Fred Stevens
as Karl Grimm
as Smiley Slade (uncredited)
as Ben Royall
as Boyd
as German Captain
as Dooley Watson
as Ole
as Dr. Henry Talbot
as Jan Van Steen
as Gunther
as Kapitaen Ganz, The U-Boat Captain
as Lucklow (uncredited)
as Mr. Simms
