Robert Alda

~ as ~

Bruce Conrad [Conrad Ryler in on-screen end credits]

Andrea King

~ as ~

Julie Holden

Peter Lorre

~ as ~

Hilary Cummins

Victor Francen

~ as ~

Francis Ingram

J. Carrol Naish

~ as ~

Police Commissario Ovidio Castanio

Charles Dingle

~ as ~

Raymond Arlington

John Alvin

~ as ~

Donald Arlington

David Hoffman

~ as ~

Ingram's Attorney Duprex

Barbara Brown

~ as ~

Mrs. Miller

Patricia Barry

~ as ~

Clara the Maid