Thanhouser Film Corporation

Dr. Henry Jekyll experiments with scientific means of revealing the hidden, dark side of man and releases a murderer from within himself.

Young clerk Harry Martin has valuables stolen by the thief Joinville planted on him by that rogue. The cops finding the hot stuff on him arrest Harry and he is sent up the river unjustly. Desperate to prove his innocence, he seizes the chance of escape on a passing hay wagon and returns to town. Trapped at his mother’s house he engineers another daring escape, he is nearly hunted down when Joinville’s conscience finally gets the better of him and he confesses to the crime.

This adaptation of the Alexandre Dumas story tells of a man, living in the present day, who returns home incognito and wealthy after having been a sailor for years and living on a desert island surrounded by water filled with pearl-oysters. He revenges himself on his enemy, who had unjustly accused him of a crime he did not commit.

Forester and Maywood, two wealthy neighbor planters, volunteered their services to defend their country when the war of the Revolution broke out. Forester was made colonel of his regiment, while Maywood became a captain. The men mortgaged their plantations and gave the benefits to the government, which was hard pressed for funds. Colonel Forester was mortally wounded at the battle of Cowpens, but before he passed away, Captain Maywood promised that he would care for Forester's motherless little girl.