If you wanted to see a few seconds of Jeff Goldblum dancing, you're in the right place. But something about this first trailer for The Mountain tells us that the drama won't be all fun and games. Set in the 1950s, the story centers on Goldblum's character, Dr. Wallace Fiennes, who goes on a tour of sorts to promote lobotomies as a treatment of asylum patients, as you do. Joining him in this venture is Tye Sheridan's Andy, a troubled young man who acts as the doctor's assistant and photographer but who harbors doubts about …