Josef Swickard

as Patient (Archive Footage)

as Texas Malden

as Hamilton McGlen Sr. (uncredited)

as Presidente Huenemo Mendoza

as Gonzales

as Old Man

as Professor

as Jonesy

as Mohammedan Priest (uncredited)

as Banker Porter

as Lafe Turner

as Amigo (uncredited)

as Don Pedro Navarro

as Dr. Andrew Robert Taylor

as Maj. Henry Trent MD

as Jean Foray

as The Tutor

as Major Henry Trent MD

as Dr. Manyus

as Tyba, the White Magician

as Tyba, The White Magician [Chs. 8-12]

as Dean Todd

as Revolutionist

as Haggins, Foreign Consul

as Federal narcotics agent