According to Variety, the rock documentary “Hired Gun: Out Of The Shadows, Into The Spotlight” will receive a one-night showing on June 29 at several hundred North American locations through Fathom Events. The film goes behind the scenes and explores the personalities and creativity of the best session players and backup musicians in the world. A synopsis of the film — “a group that possesses uncommon musical ability and an uncanny knack for being able to deliver a great performance time and again.”
Kenny Aronoff (JOHN MELLENCAMP), Rudy Sarzo (OZZY OSBOURNE), Jason Newsted (METALLICA), Eric Singer (KISS), John 5 (ROB ZOMBIE).

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No Canadian theatres, or any for that matter, were listed yet on Fathom Events website

https://youtu.be/kYLHKpAl1vs