Fred Gwynne Herman Munster Actor Yvonne De Carlo Lily Munster Actor Al Lewis Grandpa Munster Actor Patrick Lilly Edward Wolfgang "Eddie" Munster Actor Beverley Owen Marilyn Munster Actor Paul Lynde Dr. Edward Dudley Guest Star Dick Winslow Seymour Farber Guest Star Monty Margetts Anna Farber Guest Star Elsie Baker Grandma Farber Guest Star Diane Courtney Arlene Farber Guest Star Scott McCartor Lester Farber Guest Star Caryl Rowe Miss Fairchild Guest Star Ronnie Rondell Jr. Freddie Guest Star Michael Jackson The T. V. Announcer Guest Star Norman Abbott Director Norm Liebmann Writer Ed Haas Writer