Three London gentlemen take a vacation rowing down the Thames, encountering various mishaps and misadventures along the way.
Jimmy Edwards
as Harris
Laurence Harvey
as George
David Tomlinson
as J
Shirley Eaton
as Sophie Clutterbuck
Lisa Gastoni
as Primrose Porterhouse
Jill Ireland
as Primrose Porterhouse
Campbell Cotts
as Ambrose Porterhouse
Martita Hunt
as Mrs. Willis
Adrienne Corri
as Clara Willis
Joan Haythorne
as Mrs. Porterhouse
Noelle Middleton
as Ethelbertha
Charles Lloyd Pack
as Mr. Quilp
