- William Lundigan
- Ken Seely
- Virginia Bruce
- Marge Walden
- Jonathan Hale
- Director-General
- Frank Ferguson
- Consul Reither
- Richard Loo
- Marshal Yun Usu
- Philip Ahn
- Col. Aram
- Raymond Bond
- Consul Brown
- Milton Kibbee
- Bill Sneed
- Victor Sen Yung
- Johnny Han
- Lora Lee Michel
- Jessica
- John Holland
- Ballinger
- Harlan Warde
- Rev. Morse
- Carole Donne
- Mrs. Morse
- Barbara Wooddell
- Carrie
- Robert Stevenson
- Mongolian Spy
- Lee Bennett
- Don Logan
- H.T. Tsiang
- Wonto
- Joseph Crehan
- Government Official
- Ray Bennett
- Fur Trader
- Nana Bryant
- Peggy Brown
- Jean Adren
- Bit Role
- Art Baker
- Narrator
- Spencer Chan
- Chinese Man
- Fred Coby
- Vice Consul
- John Dehner
- Third Oral Examiner
- Raymond Greenleaf
- Examining Board Member
- John Halloran
- Examining Board Member
- Henry Kulky
- Mongolian Sergeant
- Harry Lauter
- Foreign Service Trainee
- Kam Tong
- Chinese Man
- Beal Wong
- Radio Operator Lang
