Mary Tyler Moore Mary Richards Actor Ed Asner Lou Grant Actor Gavin MacLeod Murray Slaughter Actor Ted Knight Ted Baxter Actor Georgia Engel Georgette Baxter Actor Betty White Sue Ann Nivens Actor Louis Guss Sam Guest Star Wendee Feldman Girl Puppet Guest Star John Petlock Stage Manager Guest Star James L. Brooks Executive Producer Allan Burns Executive Producer Ed. Weinberger Producer Stan Daniels Producer Jay Sandrich Director Bob Ellison Writer