Half-brother of Stella Ritter.

BFA in Drama - New York University, Tisch School of the Arts (2002).

Cousin of Joseph Potts who is a coach in Kansas City Royals organization.

Brother of Carly Ritter and Tyler Ritter.

Son of actors John Ritter and Nancy Morgan.

Stepson of Amy Yasbeck.

Jason graduated from New York University's Tisch School of the Arts where he studied at the Atlantic Theatre Company.

In Mumford (1999), he played the son of Ted Danson. In "Joan of Arcadia" (2003), he played the son of Danson's wife, Mary Steenburgen.

First appeared on national television when he was one years old. In the "Three's Company" (1977) opening credits from Seasons 6-8, he is seen standing next to "Janet Wood" as she is petting a goat. This was revealed by Joyce DeWitt on a special feature on a "Three's Company" (1977) DVD set.

In "Three's Company" (1977) and "Three's a Crowd" (1984), his father, John Ritter, played a straight man pretending to be gay. In Happy Endings (2005), he played a gay man pretending to be straight.

Boyfriend of actress Marianna Palka

Grandson of Tex Ritter and Dorothy Fay.

Received the script of the "Joan of Arcadia" (2003) episode "Death Be Not Whatever" on September 11, 2003, the day his father John Ritter died. It originally aired on November 7, 2003, only two days after the death of his paternal grandmother, Dorothy Fay.

Jason's father, grandmother and grandfather (on his mother's side) all sadly died in 2003.

He and his "Joan of Arcadia" (2003) co-star Chris Marquette also starred together in Freddy vs. Jason (2003) and The Education of Charlie Banks (2007).