Cena, 48, who recently revealed his plans to retire from professional wrestling, portrays the titular character of the HBO series. He first appeared as Chris Smith in Gunn's 2021 film, Suicide Squad. Gunn reportedly wrote the script for the series while filming the movie.

James Gunn ’s first phase of the DCU has always included John Cena ’s Peacemaker, but as we are still ahead of the character’s second season in his series, we don’t exactly know what the future holds for him.