He also starred on 'I'm Dickens, He's Fenster' and 'Camp Runamuck' and wrote for nearly four dozen shows, from 'Hey, Landlord' and 'M*A*S*H' to 'MacGyver' and 'Full House.'

Actor, comedian and TV writer David Ketchum, who played Agent 13 on 1960s TV series "Get Smart," died Aug. 10 in Thousand Oaks, California. He was 97.

Ketchum played Agent 13 on 'Get Smart' and, in addition to his career as an actor, wrote for numerous television shows

Born on February 4, 1928, in Quincy, Illinois, David Ketchum was also known for having starred as Mel Warshaw, a carpenter, alongside John Astin and Marty Ingalls on the ABC sitcom I’m Dickens, He’s Fenster, which ran from 1962-63. A few years later, he bagged the role of Counselor Spiffy on Camp Runamuck.

He was frequently crammed into airport lockers, popcorn machines and grandfather clocks as Agent 13, the long-suffering spy.

David Ketchum, a voice actor and comedian who played Agent 13 on “Get Smart” and appeared in “Camp Runamuck,” died on Aug. 10. He was 97.

David Ketchum, sitcom star and prolific television writer, has passed on at the age of 97.

David Ketchum, known for his role as Agent 13 in 'Get Smart', has died at 97. He enjoyed a diverse career in television and film, appearing in shows like 'The Mary Tyler Moore Show'. Ketchum is survived by his wife,

David Ketchum, famed for his role as Agent 13 in Get Smart and his work as a comedy writer, has died at 97, leaving behind a rich legacy in Hollywood.