American actor and voice actor, Sean Marquette is actively seen in television shows as well as movies. He, however, started his acting career with the 1995 television show All My Children, following which he featured in one or more episodes of shows like Without a Trace, NYPD Blue, Standoff, Monk, and The Goldberg, where he was seen in a recurring role. Apart from television shows, he was seen in movies like 13 Going on 30, Remember the Daze, High School, and Friend Request. However, he is best remembered for voicing the role of Mac from Foster's Home for Imaginary Friends between 2004 and 2009.