
Two young gentlemen living in 1890s England use the same pseudonym ('Ernest') on the sly, which is fine until they both fall in love with women using that name, which leads to a comedy of mistaken identities.
Dorothy Tutin
Cecily Cardew

Margaret Rutherford
Miss Prism

Miles Malleson
Canon Chasuble

Richard Wattis
Seton

Walter Hudd
Lane

Aubrey Mather
Merriman