Scott Vincent James Baio (born September 22, 1960) is an American actor and television director, best known for his roles as Chachi Arcola on the sitcom Happy Days and its spin-off Joanie Loves Chachi and as the title character on the sitcom Charles in Charge. He is also known for his role as Dr. Jack Stewart in the medical-mystery-drama series Diagnosis Murder. In 1976, Baio played the title character Bugsy Malone in the cult childrens gangster musical directed by Alan Parker, which also co-starred Jodie Foster. Baio and Foster later worked together again in the 1980 teen girl drama Foxes, helmed by Adrian Lyne. When he was 16, Baio was then cast as The Fonz's cousin, Chachi Arcola, on Happy Days. During his time on Happy Days, Baio earned two Emmy Award nominations for his lead performances in the TV movies Stoned (1981) and All The Kids Do It (1985).
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