Preview:Will Reeve, son of Christopher Reeve will appear in ‘Superman’.James Gunn is including him as a nod to Superman’s screen legacy.The movie will be in theaters on July 11th next year.Given his love for DC lore and the character’s cinematic history, it’s perhaps not surprising that writer/director (and current DC Studios co-chief) James Gunn is including a big nod to one of the most notable –– if not the most notable –– performers to slip on the suit.