He provided the voice of KITT in "Knight Rider" from 1982 to 1986, again in 1991 (he requested not to be credited for that work), again in the movie "The Benchwarmers", and twice in "The Simpsons".
He provided the voice of KITT in "Knight Rider" from 1982 to 1986. He reprised the role in 1991 for the television movie "Knight Rider 2000", again in the movie "The Benchwarmers", and twice in "The Simpsons".