Stanford White

Evelyn Nesbit Thaw

Harry Kendall Thaw

Delphin Delmas

Mrs. Thaw

Mrs. Nesbit

Mrs. Elizabeth White

Robert Collier

Gwen Arden

McCaleb

William Travers Jerome

Stage Manager (as Robert Simon)

Dr. Hollingshead DDS

Hunchbacher

Prisoner (uncredited)

Charles Dana Gibson (uncredited)

Sales Clerk at Lord & Taylor (uncredited)

Floradora Girl (uncredited)

Mrs. Jennings (uncredited)

Juror (uncredited)

Josie (uncredited)

Simpson (uncredited)

Backstage Policeman (uncredited)

Tennis Girl (uncredited)

Sport Donnelly (uncredited)

Ludwig (uncredited)

Waiter (uncredited)

Floradora Girl (uncredited)

Judge Fitzgerald (uncredited)

Driver (uncredited)

Margaret (uncredited)