"Police try to solve a murder on board an ocean liner."
Noah Beery
as Capt. John Holling
Astrid Allwyn
as Lila Kane
Edwin Maxwell
as Major Pope
Gustav von Seyffertitz
as Inspector Von Kessling
Ralph Lewis
as Prof. Grimson
Cornelius Keefe
as First Officer Cliff Rogers
Zeffie Tilbury
as Granny Plimpton
Boothe Howard
as Capt. Downey
Howard Hickman
as Dr. Howard
Jerry Stewart
as Edgar Morton
John M. Sullivan
as Watson
George 'Gabby' Hayes
as Joe, the Watchman
George Cleveland
as Simms, the Steward
William Nigh
Director
Paul Malvern
Producer
Edgar Wallace
Novel
Wellyn Totman
Screenplay
