How many movies have Crispian Sallis and Ruth Negga collaborated on?

They have worked on 2 movies together! Their first movie together was Colour Me Kubrick (2005) while their highest rated movie together was Breakfast on Pluto (2005). They have not worked together since Breakfast on Pluto (2005).

Breakfast on Pluto (2005)

Crew
Set Decoration
Role
Charlie

Colour Me Kubrick (2005)

Crew
Production Design
Role
Lolita (uncredited)