Sensational mystery at sea!
A criminologist investigates the murder of a Broadway producer on an ocean liner.
Aileen Pringle
Claire Norville
Jameson Thomas
Bruce Allan
Dorothy Christy
Constance Forbes
Richard Tucker
Tony Blair
Harry Myers
Sturgeon
Niles Welch
Roy Fenton
John Vosper
Ship's Officer Weldon (as John Vosburgh)
Jack Mower
Henderson
Wilfred Lucas
Capt. Hammond
