An American actor and comedian, he is best known for his work in children's television. Rising to prominence with his puppeteering skills, he gained popularity through his sketch comedy show in the 1980s, which showcased his unique blend of live action and puppetry. He later became a familiar face to younger audiences as the host of a popular educational game show. His talents extend to voice acting, where he has contributed to various animated series, endearing himself to multiple generations.