India, Aug. 23 -- David Ketchum, the beloved comic actor and prolific TV writer famous for his role as Agent 13 on the classic sitcom Get Smart, has passed away at the age of 97. His family announced that Ketchum died on August 10, according to The Hollywood Reporter.

Ketchum rose to fame with his role in Get Smart, which showed him perform a recurring trick that fans will never forget. As Agent 13, he used to hide at all the odd places like mailboxes, trash cans, lockers and sometimes in a washing machine.

One of the funniest moments came when he popped out of a steam cabinet in a barbershop and told Don Adams' Agent 86, pretty fed up, "I've grown to hate the spy business, that's what I've learned."

Over the years, producers kept comi...