Edward Allen Harris (born November 28, 1950) is an American actor and director. His performances in Apollo 13 (1995), The Truman Show (1998), Pollock (2000), and The Hours (2002) earned him critical acclaim and Academy Award nominations.

Harris has appeared in numerous leading and supporting roles, including in Creepshow (1982), The Right Stuff (1983), Under Fire (1983), Places in the Heart (1984), The Abyss (1989), Glengarry Glen Ross (1992), The Firm (1993), Nixon (1995), The Rock (1996), Stepmom (1998), A Beautiful Mind (2001), Enemy at the Gates (2001), Radio (2003), A History of Violence (2005), Gone Baby Gone (2007), National Treasure: Book of Secrets (2007), Snowpiercer (2013), Mother! (2017), The Lost Daughter (2021), and Top Gun: Maverick (2022). In addition to directing Pollock, Harris directed the Western film Appaloosa (2008).

In television, Harris is notable for his roles as Miles Roby in the miniseries Empire Falls (2005) and as United States Senator John McCain in the television movie Game Change (2012); the latter earned him the Golden Globe Award for Best Supporting Actor – Series, Miniseries or Television Film. He starred as the Man in Black in the HBO science fiction-Western series Westworld (2016–2022), for which he earned a nomination for the Primetime Emmy Award for Outstanding Lead Actor in a Drama Series.