Nathan Fillion has teased what viewers can expect from his version of Green Lantern in James Gunn 's new Superman movie. "He's a jerk!" Fillion told TV Guide when the publication asked what set his version of Guy Gardner apart from past iterations of the character.

First, James Gunn’s Superman will feature Nathan Fillion’s Guy Gardner as one of its supporting heroes when it’s released onto the 2025 movies schedule this summer. Then in 2026, we’re getting the Green Lantern-focused series Lanterns will spotlight Kyle Chandler’s Hal Jordan and Aaron Pierre’s John Stewart.

The DC Universe will see more of Nathan Fillion's upcoming version of Green Lantern after he appears in Superman this summer. As the DCU timeline is getting ready to expand this year with James Gunn's Superman movie,