Mary Tyler Moore Mary Richards Actor Ed Asner Lou Grant Actor Gavin MacLeod Murray Slaughter Actor Ted Knight Ted Baxter Actor Valerie Harper Rhoda Morgenstern Actor Dick Patterson M.C. Guest Star Henry Corden Mr. Hartunian Guest Star Greg Mullavey Bob Peterson Guest Star Rudy Germane Ceremony Guest Guest Star James L. Brooks Executive Producer Allan Burns Executive Producer Ed. Weinberger Producer Stan Daniels Producer Peter Baldwin Director Bob Rodgers Writer