Ray Milland

Character: Stanford White

Joan Collins

Character: Evelyn Nesbit Thaw

Farley Granger

Character: Harry Kendall Thaw

Luther Adler

Character: Delphin Delmas

Cornelia Otis Skinner

Character: Mrs. Thaw

Glenda Farrell

Character: Mrs. Nesbit

Frances Fuller

Character: Mrs. Elizabeth White

Phillip Reed

Character: Robert Collier

Gale Robbins

Character: Gwen Arden

James Lorimer

Character: McCaleb

John Hoyt

Character: William Travers Jerome

Robert F. Simon

Character: Stage Manager (as Robert Simon)

Harvey Stephens

Character: Dr. Hollingshead DDS

Emile Meyer

Character: Hunchbacher

Henry Kulky

Character: Prisoner (uncredited)

Richard Travis

Character: Charles Dana Gibson (uncredited)

Edna Holland

Character: Sales Clerk at Lord & Taylor (uncredited)

Suzanne Alexander

Character: Floradora Girl (uncredited)

Helen Van Tuyl

Character: Mrs. Jennings (uncredited)

Gordon Carveth

Character: Juror (uncredited)

Edith Evanson

Character: Josie (uncredited)

William Forrest

Character: Simpson (uncredited)

Kit Guard

Character: Backstage Policeman (uncredited)

Ruta Lee

Character: Tennis Girl (uncredited)

Ainslie Pryor

Character: Sport Donnelly (uncredited)

Ivan Triesault

Character: Ludwig (uncredited)

Art Felix

Character: Waiter (uncredited)

Diane DuBois

Character: Floradora Girl (uncredited)

Raymond Bailey

Character: Judge Fitzgerald (uncredited)

Robert Adler

Character: Driver (uncredited)

Carol Kelly

Character: Margaret (uncredited)