Alan Douglas Ruck is an American actor. He is best known for portraying Cameron Frye in John Hughes' film Ferris Bueller's Day Off (1986), as well as television roles as Stuart Bondek on the ABC sitcom Spin City (1996–2002) and Connor Roy on the HBO series Succession (2018–2023), the latter earning him Primetime Emmy and Golden Globe Award nominations.

Ferris Bueller's Day Off is a 1986 American teen comedy film written, co-produced, and directed by John Hughes. The film stars Matthew Broderick, Mia Sara, and Alan Ruck, with supporting roles from Jennifer Grey, Jeffrey Jones, Cindy Pickett, Edie McClurg, Lyman Ward, and Charlie Sheen. It tells the story of a high school slacker, Ferris, who skips school with his best friend Cameron and his girlfriend Sloane for a day in Chicago, regularly breaking the fourth wall to explain his techniques and inner thoughts.