While the Patient Slept

Aline MacMahon

Nurse Sarah Keate

Гай Кибби

Detective Lt. Lance O'Leary

Patricia Ellis

March Federie, Richard's Granddaughter

Hobart Cavanaugh

Eustace Federie

Dorothy Tree

Mittie Federie

Robert Barrat

Adolphe Federie

Helen Flint

Isobel Federie - Adolphe's Wife

Lyle Talbot

Ross Lonergan

Henry O'Neill

Elihu Dimuck

Walter Walker

Richard Federie

Allen Jenkins

Police Sgt. Jim Jackson

Eddie Shubert

Detective Muldoon

Расселл Хикс

Dr. Jay

Брэндон Херст

Grondal - the Butler

Joseph E. Bernard

'Murph' Murphy - the Ballistics Expert (uncredited)

George Chandler

Evening Bulletin Reporter (uncredited)

Nick Copeland

Detective Davis aka Johnson (uncredited)

Джозеф Крехан

Evening Bulletin Editor (uncredited)

Bill Elliott

Bank Teller (uncredited)

Virginia Howell

Kema - the Cook (uncredited)