Laraine Day as Nan Lowry Collins

Robert Ryan as Bradley Collins / Frank Johnson

John Agar as Don Lowry

Thomas Gomez as Vanning

Janis Carter as Christine Norman

Richard Rober as Jim Travers

William Talman as Bailey, younger henchman

Paul E. Burns as J.T. Arnold

Paul Guilfoyle as Ralston

G. Pat Collins as Charlie Dover

Fred Graham as Grip Wilson

Harry Cheshire as J. Francis Cornwall

Jack Stoney as Garth

Iris Adrian as Waitress