How many movies have Jerry Robinson and Jerry Siegel collaborated on?

They have worked on 3 movies together! Their first movie together was The Lego Batman Movie (2017) while their highest rated movie together was Scooby-Doo! and Krypto, Too! (2023). They have not worked together since Scooby-Doo! and Krypto, Too! (2023). They are most known for their action films together.