Sean Marquette

Sean Marquette is an American actor. He is best known for his portrayals of Young Matt Flamhaff in 13 Going on 30, Johnny Atkins in The Goldbergs and Schooled, and for voicing Mac in the Cartoon Network animated series Foster's Home for Imaginary Friends (2004–2009).

Suddenly 30
High School
Full-Court Miracle
Friend Request

Foster's Home for Imaginary Friends

Malcolm In The Middle · S2, E3

Lois' Birthday

Lois decides to run away from home after Hal forgets her birthday and the boys spend her gift money on candy.
In Plain Sight · S3, E1

Episode 1

Mary investigates the possibility that one of her witnesses has returned to a life of crime; Marshall searches for the person who shot Mary.
Bones · S10, E8

8. The Puzzler In The Pit

The team spring to work when a crossword genius is found dead in a fracking pit; Daisy's waters break in the middle of the lab.
Monk · S6, E6

Mr. Monk and the Buried Treasure

Monk finds himself in trouble when he helps his psychiatrist's son follow a treasure map.
Ghost Whisperer · S5, E20

20. Blood Money

Melinda finds herself in danger when she investigates an unsolved kidnapping.
The Goldbergs · S3, E24

Have a Summer

Adam and his soon-to-be freshman pals live in fear of the hazing they expect to get from the senior class, but then Adam body slams his way to earning their respect in the Season 3 finale. In other happenings, Erica and her friends decide what to put in a time capsule.

Sean Marquette

Movies

Kids & Family

Guest Appearances