It is unknown if the cast of the first film, namely: Justice Smith (Jurassic World: Fallen Kingdom), Ryan Reynolds (Deadpool), and Kathryn Newton (Ant-Man and the Wasp: Quantumania) will reprise their respective roles as Tim Goodman, Detective Pikachu, and Lucy for the sequel.
The first film follows Tim Goodman and his father's former Pokémon partner, Detective Pikachu: a hilarious wise-cracking, adorable super-sleuth as they investigate the whereabouts of Tim's father, ace private eye Harry Goodman.