David "Dave" Ketchum (born February 4, 1928 in Quincy, Illinois) was a writer and actor in Happy Days and Laverne & Shirley; he makes a guest appearance on Mork & Mindy as a salesman in the Season 1 episode "Mork's First Christmas" (episode #12).


Dave is best known for the portrayal of Agent 13 on the 1960's CBS-TV sitcom Get Smart as well as appearing in other hit sitcoms such as ABC-TV's That Girl and The Odd Couple, CBS-TV's The Joey Bishop Show, Gomer Pyle, The Andy Griffith Show, The Mary Tyler Moore Show, Alice, and Maude, to name a few. He first appeared in the Happy Days episode "R.O.T.C." as U.S. Army Lt. Col. Binicky, Richie's ROTC commanding officer, as Coach Pelino in "A Shot in the Dark", and a recurring role as Donald Hedges in three episodes.

Dave's big screen acting credits include Love at First Bite (with George Hamilton and Arte Johnson) and The North Avenue Irregulars (with Cloris Leachman). Ketchum also scripted episodes of such series as The Love Boat, Wonder Woman, M*A*S*H, The Bionic Woman, and Full House.


Year Credit Role Notes
1973 Your Three Minutes are Up Mr. Kellogg Supporting role
1979 Love at First Bite Customs Inspector Minor role
The Main Event Photographer Minor role
North Avenue Irregulars Capt. Bamford credited as Dave Ketchum
1982 Young Doctors in Love Balloon Man Minor role
1989 Get Smart, Again Agent 13 Supporting role
1999 Other Sister College Maintenance Man #2 Minor bit role

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