De Vol was musical director (and occasionally seen) on Edgar Bergen's CBS Television prime-time game show "Do You Trust Your Wife?" (1956-1957). "Frank De Vol's orchestra" was featured on the NBC Television prime-time musical variety series "The Lux Show Starring Rosemary Clooney" (1957-1958). During this time, he appeared on "The Betty White Show" (1954) and Rod Cameron's syndicated "State Trooper". In 1964 he was seen in an episode during the first season of, "My Favorite Martian" and several guest spots on different television shows throughout the 1960s. In the 1970s, he appeared as the ironically named dour bandleader Happy Kyne on the talk show satire/parody "Fernwood 2 Night" (1977) and "America 2-Night" (1978).