Scott Walters
Marian Taylor
Perry Henderson / Arthur Henderson
Superintendent Roberts
Captain Malburn
Martell
Pitt (as Wilfrid Hyde White)
Mrs. Henderson
A Lady on S.S. Nigeria
Vincent
Pan American Airways Clerk
Pan American Girl
Junior Secretary
Irish Landlady
Waiter
Wireless Operator
Clerk (Henderson's Office)
Jim
Skipper
Smith, Hotel Clerk
Servant (as Lionel Mgakane)
Steward
Mary Taylor (uncredited)
Diner in Restaurant (uncredited)
Reporter (uncredited)
Bill Shine (uncredited)
Redhead (uncredited) (unconfirmed)
Seaman (uncredited)