C. Aubrey Smith

Character: Detective Jim Hanley

Sam Hardy

Character: Capt. Martin Gallagher

Russell Hopton

Character: Reporter Mooney

Ruthelma Stevens

Character: Doris Manning

Hale Hamilton

Character: J.K. Manning

Jack Mulhall

Character: Carey Weldon

Dorothy Mackaill

Character: Lola Cresmer

Syd Saylor

Character: Mac MacIntosh, the prop man

Paul Cavanagh

Character: Wylie Thornton

Natalie Moorhead

Character: Alma Jenkins Thornton

Marion Shilling

Character: Anice Cresmer

William Humphrey

Character: Allison, addled actor

Herman Bing

Character: Sam, stage director

Dot Farley

Character: Ella, hefty actress

Arthur Hoyt

Character: Watkins, theater watchman

Matthew Betz

Character: "Lovely" Holmes

Walter Brennan

Character: Backstage Detective [extra]