Fred Gwynne Herman Munster Actor Yvonne De Carlo Lily Munster Actor Al Lewis Grandpa Munster Actor Patrick Lilly Edward Wolfgang "Eddie" Munster Actor Pat Priest Marilyn Munster Actor Beverley Owen Marilyn Munster Actor Paul Lynde Dr. Edward Dudley Guest Star Ray Montgomery Guest Star Mike Ragan Guest Star Roy Roberts Guest Star Pat Harrington Jr. Sonny Harkness Guest Star Ronnie Dapo Roger Guest Star Richard Reeves Guest Star Monty Margetts Anna Farber Guest Star John Hoyt George Spelvin Guest Star Walter Woolf King George Washington Guest Star Ralph Smiley Guest Star Harvey Korman Guest Star Pat McCaffrie Guest Star Ken Hunt Guest Star Norman Abbott Director Joseph Pevney Director Earl Bellamy Director Larry Dobkin Director Jerry Paris Director David Alexander Director Joe Connelly Writer, Producer Norm Liebmann Writer Dick Conway Writer Doug Tibbles Writer Bob Mosher Writer, Producer James Allardice Writer Ed Haas Writer Ezra Stone Director Roland MacLane Writer Seymour Berns Director George Tibbles Writer Tom Adair Writer