Murder in the Blue Room

Anne Gwynne

Nan

Donald Cook

Steve

John Litel

Frank Baldrich

Grace McDonald

Peggy

Betty Kean

Betty

June Preisser

Jerry

Regis Toomey

Inspector McDonald

Nella Walker

Linda Baldrich

Andrew Tombes

Dr. Carroll

Ian Wolfe

Edwards

Emmett Vogan

Hannagan

Bill Williams

Larry (as Bill MacWilliams)

Frank Marlowe

Curtin

Robert Cherry

Ghost (Uncredited)

Alice Draper

First Maid (Uncredited)

Jack Gardner

Lewis, Booking Agent (Uncredited)