The Bust Down star's friends and fellow comedians shared an outpouring of tributes after his family announced that he died Thursday night in Los Angeles, according to Variety. A cause of death was not given.
A rep for Knight did not immediately respond to PEOPLE's request for comment.
"Rest In Peace Jak Knight. Hilarious comedian and a great guy. I can't believe it," Eternals' Kumail Nanjiani wrote on Twitter. "You ever juke on a girl while drunk crying about Jak Knight dying? 10/10 experience," Broad City's Hannibal Buress posted. "Jak Knight was hilarious. His voice in comedy will be missed," Workaholics star Blake Anderson wrote.
"I'm in shock. There was no one like Jak Knight. A singular talent, actually funny and a genuinely kind person, a rare combo. I just can't believe this at all," Fire Island's Joel Kim Booster wrote in a tweet.
"Truly shocked to hear about Jak Knight's passing. Only 28. A brilliant stand-up comic and dope person. My heart goes out to his family, friends, and loved ones," Everything's Trash star Phoebe Robinson shared in a tweet.
Isabella Vosmikova/Peacock/NBCU Photo Bank via Getty
"RIP Jak Knight. I only met him a few times but every time I would see him it always felt like I was talking to one of the greats," The Boys' Jack Quaid posted. "My heart goes out to his close friends and family. He was incredible."
RIP Jak Knight 🕊 Praying for his friends
— Chance The Rapper (@chancetherapper) July 16, 2022
Knight most recently co-created and costarred in Peacock's Bust Down with Sam Jay, Chris Redd and Langston Kerman. The show, which premiered on the streaming platform in March, is about a group of four friends working low-wage jobs at a casino in Gary, Indiana. In addition, Knight served as an executive producer alongside his collaborators.
His resume also includes writing for Black-ish and Lucas Bros. Moving Co. and an upcoming onscreen role in Chelsea Peretti's First Time Female Director. Additionally, Knight has double-duty writing and acting credits on Pause with Sam Jay and Big Mouth.
Knight toured worldwide as a standup comedian, opening for the likes of Dave Chappelle, Aziz Ansari, Joel McHale and Eric Andre. He was named a Comedy Central Comic to Watch in 2014 and he appeared on the Netflix standup series The Comedy Lineup in 2018.