How many movies have Kai James and Thomas Lennon acted in together?

They have worked on 1 movie together! Their first movie together was Night at the Museum: Battle of the Smithsonian (2009) and was their highest rated movie together. They have not worked together since Night at the Museum: Battle of the Smithsonian (2009).

Night at the Museum: Battle of the Smithsonian (2009)

Role
Teenage Boy #3
Crew
Screenplay
Role
Wilbur Wright (uncredited)