 Casey Kasem, notable for his voice over and radio work, was the voice of Robin.Batman and Robin would next appear in two "The New Scooby-Doo Movies" crossovers, various versions of "Super Friends" (featuring Soule and Kasem reprising their Batman and Robin roles, respectively) and "The New Adventures of Batman" in 1977.The Batman segment of "The Batman/Superman Hour" consisted of one story presented in two 6 1/2 minute segments and one story in a single 6 1/2 minute segment.