O Intruso Misterioso

Richard Dix

Don Gale

Barton MacLane

Detective Taggart

Nina Vale

Joan Hill, Gale's Secretary

Regis Toomey

James Summers

Helen Mowery

Freda Hanson

Mike Mazurki

Harry Pontos

Pamela Blake

Elora Lund

Charles Lane

Detective Burns

Paul E. Burns

Edward Stillwell

Kathleen Howard

Rose Denning