Thumbs Up (film)

Thumbs Up is a 1943 American musical drama film directed by Joseph Santley and starring Brenda Joyce, Richard Fraser and Elsa Lanchester.
Premise.
For a publicity stunt to boost her career, an American nightclub singer volunteers for a stint in a British munitions factory. She is so impressed by the spirit of her fellow workers that she decides to stay on.
Reception.
The United States Office of War Information strongly approved of the film which they felt showed a more realistic, democratic version of modern Britain than most other Hollywood films of the period.