Elenco

• 

  Boris Karloff

  Mr. James Lee Wong

• 

  Marjorie Reynolds

  Roberta 'Bobbie' Logan

• 

  Grant Withers

  Police Capt. Bill Street

• 

  Huntley Gordon

  Mr. Davidson

• 

  George Lynn

  Capt. Guy Jackson

• 

  William Royle

  Capt. Jaime

• 

  James Flavin

  Police Sgt. Jerry

• L

  Lotus Long

  Princess Lin Hwa

• 

  Lee Tung Foo

  Willie

• B

  Bessie Loo

  Lilly May