Full Cast — The Sign on the Door (1921)

Norma Talmadge

Ann Hunniwell / Mrs. 'Lafe' Regan

Charles Richman

'Lafe' Regan

Lew Cody

Frank Devereaux

David Proctor

Colonel Gaunt

Augustus Balfour

Ferguson, Devereaux's Valet

Mac Barnes

'Kick' Callahan

Helen Weir

Helen Regan

Robert Agnew

Alan Churchill

Martinie Burnlay

Marjorie Blake

Paul McAllister

District Attorney 'Rud' Whiting

Louis Hendricks

Inspector Treffy

Walter Bussel

Bates, the Regan's butler

Edward Brophy

Newspaper Photographer (uncredited)