America's First Family of Fright star in the feature film Munster, Go Home! based off the popular TV series. Herman (Fred Gwynne) and his wife Lily (Yvonne De Carlo) receive word that they have inherited an English manor from their uncle Cavanaugh in Shroudshire, England. Grandpa (Al Lewis), Eddie (Butch Patrick), and Marilyn (Debbie Watson) join the couple and board a flight to England so that Herman can take on his rightful title as Lord Munster. Upon arrival and much to their dismay, they realize that their English cousins are hard at work preventing their American family from owning the manor, but little do they know that the Munsters are on the trail to discover the true secret of Munster Hall.