Rittenhouse was born in Los Angeles and grew up in Pasadena.[4] One of her first roles was in lower school, when she was cast as the Balloon Girl in her all-girls academy's production of the musical Gypsy. She continued performing in high school, but never thought of it as a career.[4] Rittenhouse attended the University of Pennsylvania, where she studied Romance languages. Afterwards, she decided to study acting at the Atlantic Theater Company in New York City. She considered a career in medicine while trying to get roles.[1][4]
Career
Rittenhouse made her Off-Broadway debut in Commons of Pensacola written by at the Manhattan Theatre Club during the 2013–14 television season.[5] In 2014, she made her television debut, appearing in the pilot episode of Showtime drama series, The Affair. Later in that year, Rittenhouse was cast in the series regular role as Brittany Dobler in the Fox comedy-drama, Red Band Society.[6][7] The series was canceled after one season.[8] Rittenhouse was originally considered for the female lead role in the superhero film Deadpool, but lost the part to Morena Baccarin.[9]
In 2015, Rittenhouse was cast as the female lead Cody LeFever in the ABC prime time soap opera, Blood & Oil.[10][11][12] In late 2017, she was cast as Keri Allen in the season seven finale of the legal drama series Suits, which served as a backdoor pilot for a potential spin-off, Pearson.[13] However, the role was recast with Bethany Joy Lenz for the series.[14]
Rittenhouse is currently starring in Hulu’s television series adaptation of the 2019 film short Maggie, which has no relation to her role in the 2018 Into the Darktelevision film "The Body", in which she played another character named Maggie. In the Hulu comedy series, Rittenhouse stars as the titular role, a psychic who can predict the future of everyone around her.[16] The show was originally scheduled to debut on ABC, but was moved to Hulu.[17]
Personal life
From 2015 to 2018, Rittenhouse was in a relationship with actor and Blood & Oil co-star Chace Crawford.[18] In June 2024, Crawford revealed that the two continue to share custody of a rescue dog.[19] In September 2023, Rittenhouse announced her engagement to marketing executive Kyle Robiskie.[20]