Paul Rudd, Evangeline Lilly, Michelle Pfeiffer and Michael Douglas reprise their roles in this action adventure sequel directed by Peyton Reed.

Scott Lang (Rudd) and his daughter Cassie (Kathryn Newton) find themselves transported to the Quantum Realm along with Hope Van Dyne (Lilly), Hank Pym (Douglas) and Janet Van Dyne (Pfeiffer), where they come up against Kang the Conqueror (Jonathan Majors).

As Scott mourns the time he lost with Cassie and Janet is forced to confront her trauma from decades spent trapped in the Quantum Realm, can they thwart Kang's plans?