Agent 37.
Agent 37 is mentioned three times. It is unclear whether any or all of them are the same man.
- Kidnapped by Siegfried. [Mentioned, Episode #33: "A Spy for a Spy."]
- Consulted on the Mondebello case regarding Ann Ferris. [Portrayed by Byron Morrow. Episode #64: "The Spirit is Willing".]
- Max and 99's contact at the London Palladium. [Mentioned, Episode #70: "That Old Gang of Mine".]