Richard Dale Jenkins is an American actor. He is well known for his portrayal of deceased patriarch Nathaniel Fisher on the HBO funeral drama series Six Feet Under (2001–2005). He began his career in theater at the Trinity Repertory Company and made his film debut in 1974. He has worked steadily in film and television since the 1980s, mostly in supporting roles. His eclectic body of work includes such films as The Witches of Eastwick (1987), Little Nikita (1988), Flirting with Disaster (1996), Snow Falling on Cedars (1999), The Mudge Boy (2003), Burn After Reading (2008), Step Brothers (2008), Let Me In (2010), Jack Reacher (2012), The Cabin in the Woods (2012), Bone Tomahawk (2015), The Last Shift (2020), The Humans (2021), and Nightmare Alley (2021).

The Mudge Boy is a 2003 American drama film directed by Michael Burke, based on Burke's 1998 short film Fishbelly White which was featured in the compilation Boys Life 5. It stars Emile Hirsch, Tom Guiry, and Richard Jenkins. It was produced by Elizabeth W. Alexander and distributed by Showtime after its release at the 2003 Sundance Film Festival.