Herman discovers he's the new lord of Munster Hall in England. The family sails to Britain, where they receive a tepid welcome from Lady Effigy and Freddie Munster, who throws tantrums because he wasn't named Lord Munster. An on-board romance had blossomed between Marilyn and Roger, but on land Marilyn discovers Roger's family holds a longstanding grudge against the Munsters.
Fred Gwynne
as Herman Munster
Yvonne De Carlo
as Lily Munster
Al Lewis
as Grandpa Munster
Butch Patrick
as Eddie Munster
Debbie Watson
as Marilyn Munster
Terry-Thomas
as Freddie Munster
Hermione Gingold
as Lady Effigy Munster
Robert Pine
as Roger Moresby
John Carradine
as Cruikshank
Bernard Fox
as Lester Moresby
Richard Dawson
as Joey
Jeanne Arnold
as Grace
