How many movies have Dave Sim and Jeff Seiler acted in together?

They have worked on 1 movie together! Their first movie together was The Absurd, Surreal, Metaphysical and Fractured Destiny of Cerebus the Aardvark (2021) and was their highest rated movie together. They have not worked together since The Absurd, Surreal, Metaphysical and Fractured Destiny of Cerebus the Aardvark (2021).