Overview

• He was celebrated for his recurring turn as Agent 13 on Get Smart, a physical-comedy role that hid him in mailboxes, lockers and other cramped spots.
• Ketchum joined the series in its second season and later reprised the role in the 1989 telefilm Get Smart, Again and a 1995 reboot episode.
• He built a parallel career as a prolific television writer from 1967 through 1990, contributing to nearly four dozen shows including Happy Days, Laverne & Shirley, M*A*S*H, MacGyver and Full House.
• Beyond Get Smart, his screen credits spanned sitcoms such as I’m Dickens, He’s Fenster and Camp Runamuck, guest roles on The Andy Griffith Show and The Mary Tyler Moore Show, and appearances in films and commercials.
• Survivors include his wife Louise, daughters Nicole and Wendy, three grandchildren and a great-grandson, with the family planning a private gathering and inviting fans to remember him by revisiting his classic performances.