Munster, Go Home!

Munster, Go Home is a 1966 American film based on the hit 1960s family television sitcom The Munsters. It was directed by Earl Bellamy, who also directed a number of episodes in the series. The film was produced immediately after the television series completed filming for its original run, and included the original cast with the exception of Marilyn, who was played by Debbie Watson.

Herman Munster Fred Gwynne and his wife, Lily Yvonne De Carlo learn from Cavanaugh Munsters will that they have inherited an English manor known as Munster Hall in Shroudshire, England, and that Herman has inherited the designation Lord Munster. The family boards the SS United States to England. Herman gets seasick, Marilyn Debbie Watson encounters Roger Moresby Robert Pine, and Grandpa Al Lewis gets turned into a wolf upon accidentally consuming a wolf pill. Grandpa is sneaked through customs.Cousin Grace Jeanne Arnold and Freddie TerryThomas are furious that the American Munsters are getting the house, and that Herman will be Lord Munster instead of Freddie. Grace and Freddie, with the help of Lady Effigie Hermione Gingold, try to get rid of the Munsters, so the estate can be theirs. The American Munster couple feels right at home when Hermans relatives try to scare them. Freddie disguises himself as a ghost, but screams and runs away when he encounters Herman. Grandpa sneaks out of bed to find out the secret of Munster Hall a counterfeiting operation is at work in the basement. ........

Source: Wikipedia