Characters

• 

  James Webster

  Played by: Kenneth MacDonald
• 

  Betty Houston

  Played by: Doris Weston
• 

  Tommy Houston

  Played by: Rex Downing
• 

  Lothar

  Played by: Al Kikume
• 

  Mandrake the Magician

  Played by: Warren Hull
• 

  Professor Houston

  Played by: Forbes Murray
• 

  Dr. Andre Bennett

  Played by: Edward Earle
• 

  Dirk

  Played by: John Tyrrell
• 

  Frank Raymond

  Played by: Don Beddoe
• 

  Dorgan

  Played by: Dick Curtis