After graduating from the Drexel Institute of Technology in 1953, he took a series of jobs, including book salesman and fight promoter.
The news came just as ABC is set to reboot the Gong Show, with Will Arnett as host.
According to producer Jeff Beacher's Instagram, final auditions are being held on Thursday at Beacher's Madhouse at the Roosevelt Hotel on Thursday.
Barris got in front of the camera for "The Gong Show," which aired for two seasons starting in 1976 and was revived for one season in 1988.
ABC has ordered a 10-episode revival of "The Gong Show" hosted by Will Arnett.
The CIA denied his story.'It sounds like he has been standing too close to the gong all those years,' quipped CIA spokesman Tom Crispell.
'Chuck Barris has never been employed by the CIA and the allegation that he was a hired assassin is absurd.'Barris, who offered no corroboration of his claims, was unmoved.'Have you ever heard the CIA acknowledge someone was an assassin? His autobiography was widely dismissed by disbelievers who said the game show creator had allowed his imagination to run wild when he claimed to have spent his spare time traveling the world, quietly rubbing out enemies of the United States.
Barris's first marriage, to Lynn Levy, ended in divorce.
Their daughter, Della, died of a drug and alcohol overdose in 1998. He is survived by his wife of 16 years, Mary Clagett.
After the show became a hit on both daytime and nighttime TV, the Barris machine accelerated.