John Kretchmer

John T. Kretchmer is an American film and television director.

Biography
Kretchmer was born on July 23, 1954. Starting a directing career, he worked as an assistant director on a number of films such as The In-Laws, Baby Boom, The Naked Gun: From the Files of Police Squad!, and Jurassic Park. Moving up to a full-time director, he has amassed a number of television credits, namely episodes of Buffy the Vampire Slayer, Lois and Clark: The New Adventures of Superman, Angel, Charmed, The Twilight Zone, Hercules: The Legendary Journeys, Special Unit 2 (in which he is also a producer), Dark Angel, Psych, Burn Notice, Veronica Mars, Star Trek: Deep Space Nine, Star Trek: Voyager, Moonlight, Army Wives, White Collar, and Criminal Minds'', among others.

Criminal Minds
Kretchmer has directed The Lesson, his only episode for Criminal Minds to date.