God in the Movies: A Guide for Exploring Four Decades of Film includes theological reflections, dialogue texts, further resources, and discussion questions built around clips from each of the films covered in the book. To aid your discussion, the recommended clips for this film can be found below.
For a discussion of these clips see, Elijah Davidson, Unforgiven, Chapter 20, God in the Movies (Grand Rapids: Baker, 2017), Catherine Barsotti and Robert K. Johnston, editors. You can purchase the book here.