John Diehl

John Diehl (born May 1, 1950) is an American character actor with over 150 credits to his name in film and television. He is best known for his roles as Charles Kawalsky in the 1994 film Stargate, Det. Larry Zito on the 1980s cop show Miami Vice, Assistant Chief Ben Gilroy on The Shield, and as "the Cruiser" in Stripes.

His other notable roles include Pvt. Bucklin, the spokesman of the 2nd Maine mutineers in Gettysburg, Cooper in Jurassic Park III (2001), as G. Gordon Liddy in the Oliver Stone movie Nixon, the Klansman informant ("Mickey Mouse") in A Time to Kill, and as Keith, a credit card company supervisor in Mo Money.

He also appeared as the spirit of Harley Earl in a series of commercials for Buick. He was born in Cincinnati, Ohio, and graduated from St. Xavier High School in 1968.

For a time, he flirted with a professional boxing career, leaving Miami Vice to pursue it.

John Diehl is known for work in acting across film and television. New Release currently presents 15 verified screen credits connected to this profile.

Selected work includes Train Dreams (2025), Singularity Principle (2013), Apartment 1303 3D (2012), The Lucky Ones (2008), Jesse Stone: Death in Paradise (2006), Point Pleasant (2005), Land of Plenty (2004), Lost Souls (2000). The recorded credits span 1981 to 2025, including 12 movies and 3 TV shows.

The filmography below lists available titles, release years and known roles. This profile is updated as additional verified information becomes available.