Step 1 : Introduction to the question ""Wouldn't it be marvelous if the two natures in man could be separated - housed in different bodies!" is an intertitle from which 1920 horror movie?"
...After much temptation to explore his darker side, Dr. Edward Jekyll poses this question to Dr. Lanyon who answers in the negative. This version of "Dr. Jekyll and Mr. Hyde" is a screen adaption of Robert Louis Stevenson's well-known novel about a doctor who develops a drug to switch between two completely different personalities. Jekyll, good; Hyde, bad. John Barrymore (Drew's grandfather) stars in the title role. The other choices were stories by Edgar Allan Poe.