Totah was born in Sacramento, California on August 5, 2001, the third child of Suheil and Christine Totah. He has one sister, Camille, and one brother, Alex, and his family is of Palestinian, Irish, Italian, and Lebanese ancestry.
Totah began his acting career in 2012 when he was cast as the "Lil' Dictator" in the first production for AwesomenessTV. Beginning in 2013, he began appearing as Stuart Wooten, a boy with a crush on series regular Zuri Ross, in the Disney Channel Original Series Jessie. Totah has guest starred on the TV shows, New Girl, 2 Broke Girls, and Liv and Maddie.
Also in 2013 Totah was cast in a main role in the ABC comedy Back in the Game. In 2015, he was cast in 4 episodes of the sixth season Glee as the youngest member ever of the New Directions.
In 2016, Totah appeared as Justin in the film Other People, and received critical praise for his role with Variety, making him one of its Sundance Breakout Stars of the year. In October 2016 Deadline.com reported that Totah has been set to star in a new comedy for NBC that he helped develop where Totah was set to produce alongside executive producers Adam and Naomi Scott. In 2017, he appeared in the Netflix detective comedy Handsome: A Netflix Mystery Movie and the Marvel Studios film Spider Man: Homecoming.
In January 2017 Variety reported that Totah joined Adam Devine in the Disney feature film Magic Camp. In February 2017 Deadline.com reported that Totah has been set to play Mindy Kaling's character's son in the new NBC comedy Champions, which was picked up to series in May 2017.
