Jacob Zachar.

Jacob Zachar (born May 16, 1986) is an American actor whose roles include Russell "Rusty" Cartwright on the ABC Family TV Series Greek. Zachar was born in Chicago, Illinois (his Greek character, Rusty Cartwright, is also from Chicago). He attended St. Francis Borgia grammar school. He also attended St. Patrick High School, an all-boys Catholic school in Chicago.