There are 377 films with the same actors, 80 films with the same director, 37055 with the same cinematographic genres, to have finally 70 suggestions of similar films.
If you liked Love and Duty, you will probably like those similar films :
Plump (Oliver Hardy) and Runt (Billy Ruge) are both interested in the same girl, Elsie. She agrees to marry the suitor who obtains the better job opportunity.