Norbert Grupe (born August 25, 1940 – March 10, 2004), better known outside Germany by his stage name Wilhelm von Homburg, was a German boxer, actor, and professional wrestler known for his villainous supporting roles in various high-profile films of the 1980s and 1990s, including Vigo the Carpathian in Ghostbusters II, the henchman James in Die Hard, and Souteneur in Werner Herzog's Stroszek.

Filmography

• 1995In the Mouth of Madness — Simon
• 1994The Silence of the Hams — Maitre 'D
• 1992Diggstown — Charles Macum Diggs
• 1991Eye of the Storm — Killer
• 1991Night of the Warrior — Bike
• 1990Midnight Cabaret — Juan Carlos
• 1989Ghostbusters II — Vigo
• 1989The Package — West Berlin Police Lieutenant
• 1988Die Hard — James
• 1977Stroszek — Souteneur
• 1976The Swiss Conspiracy — Hit Man in cook suit (uncredited)
• 1970Gentlemen in White Vests — Boxer Max Graf
• 1968The Devil's Brigade — Fritz
• 1968The Hell with Heroes — Hans
• 1968The Wrecking Crew — Gregor
• The Invaders — Alien Patient
• 1966The Last of the Secret Agents? — GGI Man
• 1966Torn Curtain — Blonde Twin in Bus (uncredited)
• The Wild Wild West
• Gunsmoke — Otto

Appearances as themselves (4)

• 2002The Boxing Prince — Self
• 1979I Am My Films: A Portrait of Werner Herzog — Self
• Das aktuelle Sportstudio — self
• Der Sport-Spiegel — self