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The anchorman played himself, spending time with Mary and Ted.

The rising star played Laurie Slaughter, the daughter of Murray Slaughter, inone 1977 episodeof the show.

Carole-King

CBS

Craig T. Nelson

Craig T. Nelson stopped byThe Mary Tyler Moore Showforone season 3 episodein 1973.

The actor played Charlie, a mechanic who Mary encounters when on the hunt for a new car.

He played one of Charlene’s dates in the show’s sixth season.

Mary & Walter In A Still From ‘Mary Tyler Moore’

CBS Photo Archive/Getty Images

He played Steve Waldman, an uninvited guest at Mary’s dinner party, in the fourth season.

Doris Roberts

Doris Roberts paid a visit toThe Mary Tyler Moore Showin 1975.

She played Helen Farrell in the fifth season, joinedin the installmentby Cloris Leachman, who played Phyllis Lindstrom.

Helen-Hunt

CBS

John Ritter

John Ritter became Reverend Chatfield forone 1975 episodeofThe Mary Tyler Moore Show.

He appeared in the installment when Georgette and Ted neared exchanging vows.

Betty Ford

First Lady Betty Ford found her way toThe Mary Tyler Moore Showin 1976.

Craig-T-nelson

CBS

Jeff-Conaway

CBS

The Mary Tyler Moore Show

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Doris-Roberts

CBS

John-Ritter

CBS

Betty-Ford

CBS

Penny-Marshall

CBS