Every half decade or so, Nicolas Cage will take a break from scenery chewing, or “western Kabuki” as he likes to call it, and commit to delivering a low-key character study in a well-observed indie.
In Pig, the feature debut of writer-director Michael Samoski, he subsumes himself, hunched and bearded, in the role of Rob, a reclusive truffle hunter who lives alone in the mossy forests of Oregon.…