Paul Bommer (1 episode)

Herr Thomsen (1 episode)

Dr. Hans Leonhard (1 episode)

Hummel

Kommissar Wobeck (1 episode)

Kollack (1 episode)

Inspektor (20 episodes)

Rolf Lehmitz (13 episodes)

Chef

Obersturmbannführer Eicher (13 episodes)

Wilutzki

Self (1 episode)

(1 episode)

Staatsanwalt (1 episode)

Narrator

Dr. Engel (1 episode)

Staatsanwalt (1 episode)

Kriminalhauptmeister Arnold Matofski (23 episodes)

Basler

Kommissar Willi Böttcher/ Hans Böttcher

Leppich (1 episode)

Narrator (voice) (uncredited)

Mr. Radeck (voice) (uncredited)

Renzyk (1 episode)

Mac O'Hara

Goddard

Roger Blinter

Lew Hatton

Staffler (1 episode)

Co-Pilot

Messgehilfe Müller

2.Maler (1 episode)

Constable Constantine

Erich Seidel

FBI Agent Joe Como (German voice)

Oscar

Oberlt. Mertens

Erich Seidel

Rosen

Willi

Fritz

Klaus Peter Hörrmann