Julia Swayne Gordon

Nelga Petrona - The Tigress

Bobby Connelly

Ivan Petrona - Nelga's Adopted Son (Age 7)

Garry McGarry

Ivan Petrona - Nelga's Adopted Son (Age 20)

Zena Keefe

Judith - Harmon's Adopted Daughter

Harry English

Judge Thomas Harmon

Leo Delaney

Jim Harrigan - Detective

George Stevens

Tim Rooney - Harrigan's Assistant

Katherine Franek

Mrs. Lelah Renton - Housekeeper

Frank Holland

Osip Petrona - Husband of the Tigress

Lorimer Johnston