Jimmie “JJ” Walker, is an American actor and comedian. Walker is best known for portraying James Evans Jr. (“J.J.”), the oldest son of Florida and James Evans Sr. on the CBS television series Good Times, which ran from 1974 to 1979.
Walker was nominated for Golden Globe Awards Best Supporting Actor In a Television Series in 1975 and 1976 for his role. While on the show, Walker’s character was known for the catchphrase “Dy-no-mite!” which he also used in his mid–1970s TV commercial for a Panasonic line of cassette and 8-track tape players. He also starred in Let’s Do It Again with John Amos, and The Greatest Thing That Almost Happened with James Earl Jones. Walker continues to tour the country with his stand-up comedy routine.
In 1969, Walker began performing as a stand-up comedian and was eventually discovered by the casting director for Good Times after making appearances on Rowan & Martin’s Laugh In and on The Jack Paar Show. He eventually released one stand-up comedy album during the height of his Good Times popularity: Dyn-o-mite on Buddah Records.
During 1975, Walker was also a weekend personality on contemporary R&B music station KAGB 103.9 FM licensed to Inglewood in the Los Angeles market. Walker appeared on The Tonight Show and Match Game during the 1970s and early 1980s. He also appeared on the 1990 revival of Match Game and various game shows during that era.
Walker has made guest appearances on Badge 373, The Love Boat, Fantasy Island, The Larry Sanders Show, Son of the Beach, The Drew Carey Show, The John Larroquette Show, In the House, Cagney & Lacey, The Fall Guy, Scrubs, Star Dates, Everybody Hates Chris, George Lopez, Chelsea Lately, and Lincoln Heights.
He also appeared in films such as Rabbit Test (1978), The Concorde … Airport ’79 (1979), Airplane! (1980), Water (1985), Doin’ Time (1985), The Guyver (1991), Monster Mash (1995), and Plump Fiction (1997).
Aside from guest appearances, he starred in the short-lived television series At Ease in 1983 and Bustin’ Loose in 1987. In the 1990s, Walker returned to his radio roots hosting shows on WHIO, WOAI, WLS, and KKAR. In 1996, he appeared on split release with Powerviolence band Spazz distributed by Spazz owned label Slap-a-ham records. In 2010, Walker made a cameo appearance in the movie Big Money Rustlas. In 2011, Walker appeared in a Syfy channel movie Super Shark.
In 2012, Jimmie Walker’s autobiography Dyn-o-mite! Good Times, Bad Times, Our Times – A Memoir, was published.