Christian Michael Leonard Slater (born August 18, 1969) is an American actor, voice actor, and producer. He made his film debut with a leading role in The Legend of Billie Jean (1985) and gained wider recognition for his breakthrough role as Jason "J.D." Dean, a sociopathic high school student, in the satire Heathers (1988). He has received critical acclaim for his title-role in the USA Network television series Mr. Robot (2015–2019), for which he earned the Golden Globe Award for Best Supporting Actor – Series, Miniseries or Television Film in 2016, with additional nominations in 2017 and 2018.
Born in New York City to a theatrical family, Slater made his television debut at the age of eight on the ABC soap opera One Life to Live. He attended the Dalton School, the Professional Children's School, and the Fiorello H. LaGuardia High School of Music & Art and Performing Arts. In the 1990s, Slater starred in a number of big-budget films, including Robin Hood: Prince of Thieves (1991), Interview with the Vampire (1994), Broken Arrow (1996), and Hard Rain (1998) as well as cult films like Pump Up the Volume (1990) and True Romance (1993). His other notable films include roles in 3000 Miles to Graceland (2001), Windtalkers (2002), Alone in the Dark (2005), Bobby (2006), Nymphomaniac (2013), King Cobra (2016), The Wife (2017), and The Public (2018). Combined with his film roles, Slater has also starred in television shows such as My Own Worst Enemy (2008), Breaking In (2011-2012) and Mind Games (2012).