The movie Shack Out on 101 has the feel of someone with a powerful physical presence but limited mental capacity. Directed by Edward Dein, who also wrote the screenplay alongside Mildred Dein, the film features Terry Moore, Frank Lovejoy, Lee Marvin, Keenan Wynn and Whit Bissell. Paul Dunlap composed the music, and Floyd Crosby was in charge of cinematography. The setting is a lonely diner along California's 10…