Frank Zelmann

Dr. Frank Zelmann, commonly known more as Doctor Z, is a prominent but minor character in Downfall.

Trivia

 * It is likely that he receives his first name from Dr. Victor Frankenstein and his creation Frankenstein's monster. Joe compares Dr. Frankenstein and his monster to Doctor Z in a conversation, which Doctor Z responds to by saying that "Frankenstein was a fool who created an idiot."