William Daniels

William David Daniels (born March 31, 1927) is an American actor, best known for his television roles. He won two Primetime Emmy Awards for his portrayal of Mark Craig in the drama series St. Elsewhere. Daniels also provided the voice for KITT in the television series Knight Rider and played George Feeny in the sitcom Boy Meets World, earning him four People's Choice Award nominations. He reprised his Knight Rider role in the TV movie Knight Rider 2000 and his Boy Meets World role in the sequel series Girl Meets World. Daniels has also appeared in films, including The Graduate, Two for the Road, and 1776, where he portrayed John Adams. He served as president of the Screen Actors Guild from 1999 to 2001.