Jacob Zachar (born May 16, 1986) is an American actor best known for playing Russell "Rusty" Cartwright on the ABC Family TV Series Greek.

[1][2] Zachar booked his first starring role in Greek after living in Los Angeles for only two months.

He played the part of Ernest in the film Little Big Top[3] and then appeared as a cashier in the movie Bodega, also in 2006.

He has performed in various theater roles such as On Golden Pond, Prairie Lights, Big: The Musical, Les Misérables and Guys and Dolls.

[4] Zachar provided voices for the movie Surf's Up and an episode of the animated television series King of the Hill where he was a cashier.