Ralph Thomas Bower (January 3, 1938 – May 30, 2024) was an American actor who appeared in a wide variety of television and film roles from 1973 to 2023. On television, he played physician Curtis Willard (husband of Mary-Ellen) on The Waltons (1975 - 1978). Bower also appeared in numerous series in guest roles, including Hill Street Blues, The X-Files, The West Wing, and It's Always Sunny in Philadelphia. In film, he had prominent supporting roles in notable films such as River's Edge (1986), Beverly Hills Cop II (1987), Die Hard 2 (1990), Nixon (1995), Pollock (2000), The Hills Have Eyes (2006), Appaloosa (2008), Bad Lieutenant: Port of Call New Orleans (2009), The Killer Inside Me (2010), and El Camino: A Breaking Bad Movie (2019). Bower was also an award-winning stage actor.
