Slingshot 2025.  — slingshot's ending has left fans wondering if john (casey affleck) is dead or alive.  — watch the new trailer for slingshot, opening at regal theatres on august 30.

 — set for theatrical release in the united states on august 30, 2025, slingshot centers on casey affleck’s character, john, an astronaut on a titan mission. The vastness of space has a mind of its own.