By Man's Law

Charles Hill Mailes

The Oil Magnate

Alfred Paget

The Oil Magnate's Son

Mildred Manning

The Oil Magnate's Daughter

Donald Crisp

Lee Calvert - Brother Owner

Mae Marsh

Ann Calvert - Sister Owner

Alan Hale

Brother Owner

Frank Evans

Magnate's Aide

Guy Hedlund

Magnate's Aide

Robert Harron

Young Boy

Antonio Moreno

Procurer / Slaver

Frank Norcross

Judge

Edward Hoyt

Magnate's Servant

Dorothy Gish

At League Meeting (uncredited)

Christy Cabanne

Director

William E. Wing

Story