He made his acting debut on the NBC sitcom Outsourced (2010–2011), in which he portrayed the lead role of Todd Dempsy.

Robot (2015–2019), Max Horowitz on Younger (2016–2021), Josh Silverberg on Ozark (2017–2022), and Seth Oliver on For the People (2018–2019).

Rappaport was born in Arlington, Texas,[2] and was active in the arts (painting and playing guitar) during his childhood.

[3][6] He was the recipient of the Michel and Suria Saint-Denis Prize as a Juilliard student, which is the Drama Department's highest honor.

[8] In 2010, Rappaport was cast in the lead role as Todd Dempsy in the NBC sitcom Outsourced.