Ant-Man and the Wasp: Quantumania
Kathryn Newton as Cassie Lang: Scott Lang's 18-year-old daughter who gets a suit similar to his father's. She is scientifically inclined and becomes interested in Pym's old notes and learning more about science and technology from the Quantum Realm. Newton replaces Emma Fuhrmann, who played the character in Avengers: Endgame (2019).