Bradley Barker

as Boola (voice) (uncredited)

as George Gordon

as Gentleman Joe

as Eagle

as Robert Farrell

as Tilden McFields

as Jim Gorman

as George Trent

as Alonzo López

as Bert Moore

as Hugh Langley

as Raymond

as Sloman Zeigler

as Watt Musgrove

as Eve's Admirer

as Dr. Crabtree

as The Hindoo

as Mortimer Staunton

as Blyn Wiggins

as Ralph Sudbury

as Creegan

as Michael Ryan

as Bob Sayres

as Holcomb Lee

as Ralph Dane

as Jacob Dreary

as Paul Daingerfield

as Townsend's Pal

as Richard Carmichael

as Anthony Gerard

as Jack Carrington

as Louis Hebert

as Terrence Flynn

as The Prince / The American Physician

as Guido Ferrari

as Paul Verdayne

as Douglas Rhodes

as Gilbert

as Col. Filbert

as Hal Worth [Ch. 5] / Bob Winters [Ch. 6-16]