His Brother's Wife (1916)

"His Brother's Wife" is a 1916 Drama movie directed by Harley Knoles and starring by Carlyle Blackwell, Ethel Clayton. When Richard Barton's health fails, his wife Helen, desperate for money to pay the medical bills, agrees to spend the night with the wealthy Howard Barton, without knowing that he is Richard's long-absent brother. However, after she tells Howard that she is selling herself in order to help her husband, he calls off the rendezvous and sends her home with enough money to pay for Richard's care.