Alexander Ross Winter is a British-born American actor and filmmaker. He played the slacker Bill in the 1989 film Bill & Ted's Excellent Adventure and its sequels Bill & Ted's Bogus Journey (1991) and Bill & Ted Face the Music (2020). He is also known for his role as Marko in the 1987 vampire film The Lost Boys; co-writing, co-directing, and starring in the 1993 film Freaked; and directing documentaries in the 2010s.