Mr. Endakis (1 episode)

Milt Diamond

Billy Wilder

Count Rudolph (1 episode)

Everett Scoville

Hunnicutt (1 episode)

Lewis Morris (NY)

Mr. Townsend

Bediyoskin / Dr. Smith

L.A. Dispatcher

McIntyre

Major Keitel (1 episode)

Colonel Feldkamp (1 episode)

Wolfgang Hochstetter (7 episodes)

Maj. Hochstetter (14 episodes)

Major Hochstetter (3 episodes)

Mr. Setlin (1 episode)

Leon Chambers (1 episode)

Harold (1 episode)

Paul Roney (1 episode)

Claude Bassanio

Nick (1 episode)

Tavern Owner

(24 episodes)

Vlad

Hugo Wallner

Mr. Dahl (1 episode)

Enrico Caruso

Creighton Duffy

Cadi of Kintafi

Brady (1 episode)

The Bartender