Michael Bowen (born June 21, 1953 in Texas, USA) is an actor. He frequently works with director Quentin Tarantino. He starred in Tarantino's crime film Jackie Brown (1997) as Los Angeles Police Department Detective Mark Dargas. He played rapist and nurse Buck in the Kill Bill films (Kill Bill: Vol. 1 in 2003 and Kill Bill: Vol 2 in 2004). He played a tracker in Tarantino's Western drama Django Unchained (2012).
He has also appeared in the films The Godfather: Part III (1990), Magnolia (1999) and Walking Tall (2004).
In 2008 he had a recurring role in the science fiction television series Lost as Daniel Pickett, a security chief for the "others" faction. He has a recurring role in the crime drama television series Breaking Bad as the white supremacist gang leader Uncle Jack.