Dick Powell as Commissioner Michael Barrows

Signe Hasso as Ann Grant

Maylia Fong as Shu Pan Wu

Ludwig Donath as Nicholas Sokim

Vladimir Sokoloff as Commissioner Lum Chi Chow

Edgar Barrier as Grieg

John Hoyt as George C. Shannon

Marcel Journet as Commissioner Lariesier

Luis van Rooten as Commissioner Alberto Berado

Fritz Leiber as Binda Sha

Harry J. Anslinger as Commissioner H.J. Anslinger

Vernon Steele as Commissioner Lionel Hadley (uncredited)

Richard Loo as Commissioner Lu (uncredited)

Lou Krugman as Commissioner Amar Hassam (uncredited)

Florence Wix as Mrs. Mary Paine (uncredited)

Ivan Triesault as Naftalie Vrandstadter (uncredited)

Harlan Warde as Harry Hardt (uncredited)

Michael Raffetto as Professor Salim (uncredited)

Peter Virgo as Mahmoud (uncredited)

Robert Malcolm as Edward Clark (uncredited)

Leonardo Scavino as Hernando (uncredited)

Blue Washington as Binda Sha Henchman (uncredited)

Henry Kulky as Giant Chinese Man (uncredited)

Victor Sen Yung as Chinese Pilot (uncredited)

James B. Leong as Chinese Driver (uncredited)

Frank Lackteen as Camel Driver (uncredited)

Frank Mayo as Ship's Captain (uncredited)

George J. Lewis as Ship's Cook (uncredited)

Horace G. Brown as Ship's Officer (uncredited)

Douglas D. Coppin as Ship's Officer (uncredited)

Robert Riordan as Ship's Doctor (uncredited)

Bess Flowers as Ship Passenger (uncredited)

Frank McLure as Ship Passenger (uncredited)

Nacho Galindo as Cab Driver (uncredited)

Julian Rivero as Cab Driver (uncredited)

Beal Wong as Transportation Captain (uncredited)

Tom Coleman as Treasury Agent in Ship's Galley (uncredited)

Walter Pietila as Narcotics Agent (uncredited)

Mack Williams as Coast Guard Captain (uncredited)

Sally Corner as Midgie (uncredited)

George Volk as Cassidy (uncredited)

Richard Wang as Hotel Clerk (uncredited)

Nick Volpe as Sketch Artist (uncredited)

Mahmud Shaikhaly as Egyptian Policeman at Gate (uncredited)

Fred Godoy as Pastry Cook (uncredited)

Jackie Barnett as Ensign (uncredited)

Peter Chong as Joe (uncredited)

Otto Han as Court Clerk (uncredited)

Eddie Lee as Chian Soo (uncredited)