How many movies have Mark Weinman and Michael Douglas acted in together?

They have worked on 1 movie together! Their first movie together was Ant-Man and the Wasp: Quantumania (2023) and was their highest rated movie together. They have not worked together since Ant-Man and the Wasp: Quantumania (2023).

Role
Patrol Police Officer / On-Set M.O.D.O.K.
Role
Dr. Hank Pym