Knock

Knock is a 1925 French silent comedy film directed by René Hervil and starring Fernand Fabre, Léon Malavier and René Lefèvre. Location shooting took place around Uzerche. It was based on the play of the same title by Jules Romains. Subsequent sound remakes were made Knock (1933) and Doctor Knock (1951).

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.