King has appeared in a number of films, playing small parts, include Magnolia (1999), Dude, Where's My Car? (2000), Bubble Boy (2001), The Life of David Gale (2003), Dreamgirls (2006), Pineapple Express (2008), The Hangover (2009), Valentine's Day (2010), and Transformers: Age of Extinction (2014). She guest-starred on more than 50 shows, including NYPD Blue, Ally McBeal, Six Feet Under, The West Wing, CSI: Crime Scene Investigation, NCIS, and Ugly Betty.