After featuring in guest roles on
Modern Family and ''
Grey's Anatomy, Ritter landed his first starring role on the 2014 sitcom The McCarthys'', playing Ronny McCarthy, the openly gay son in a family of six. Ritter has discussed in interviews the bittersweet nature of his casting, with regard to the death of his father. In 2015, Ritter was cast in
NCIS as
Abby Sciuto's brother Luca, appearing in both an episode of
NCIS and
NCIS: New Orleans. 2016 saw Ritter cast in two recurring roles. He was cast in the role of Adam on the fourth season of
Freeform's comedy
Young and Hungry, and was cast in the role of Detective Billy Malone on the fifth season of the
CW series
Arrow. In 2020, he had a guest appearance in an Amazon Original series,
Homecoming, directed by Kyle Patrick Alvarez. ==Personal life==