Patrick S. Fischler (born December 29, 1969) is an American character actor best known for his roles as Jimmy Barrett on the drama series Mad Men, Dharma Initiative worker Phil on the drama series Lost and Detective Kenny No-Gun on the police drama Southland. He has had more than 60 film and television credits, including the films Mulholland Drive (2001), Ghost World (2001), Old School (2003), The Black Dahlia (2006) and Dinner for Schmucks (2010).
Fischler portrayed real-life gangster Mickey Cohen in the 2011 video game L.A. Noire, which utilized facial performance-capture technology to convert performances in the game's graphics. Two years later he played gangster Meyer Lansky in scenes with Cohen's character in the TNT miniseries Mob City. In 2012, he appeared in One for the Money, a crime thriller adapted from Janet Evanovich's novel of the same name.
The Santa Monica restaurant Patrick's Roadhouse was started by his father and is named for him.