Since 2013, Parrish has had a string of recurring roles on television. In 2013 and 2014, he guest starred on "The Good Wife" as Jeffrey Grant, a young man accused of murder. In 2015, he also had recurring roles in "The Following" and "Hand of God". Parrish had a main role in the Amazon series Good Girls Revolt, which was released in 2016. In 2017, Parrish was cast in the recurring role of Clay Haas in the second season of ABC's thriller series "Quantico".