Comedian and sitcom legend Bob Newhart has died at age 94, Fox News Digital can confirm.

Newhart passed away from natural causes following a series of short illnesses on Thursday morning at his home in Los Angeles, according to his publicist, Jerry Digney. The comedian was surrounded by his family.

The actor was known for his hit sitcom, "The Bob Newhart Show," in the '70s. Newhart went on to have two additional shows named after him, "Newhart" and "Bob."

Newhart first began his career in comedy in the 1950s. He released his comedy routine on vinyl, "The Button-Down Mind of Bob Newhart," in 1960.

He was later awarded the Grammy Award for album of the year.

He transitioned to television in 1961 with the launch of "The Bob Newhart Show." The sitcom ran for one season before its cancelation, despite being nominated for numerous awards.

Newhart premiered the "Bob Newhart Show" in 1972, which proved to be a great hit. The series ran through 1978 and featured the comedian portraying a Chicago psychologist living with his wife.

A few years later, "Newhart" premiered. The sitcom showcased a New York writer who embarked on a journey to reopen an abandoned Vermont inn.

This is a developing story. Check back for updates.