How many movies have Cathal O'Friel and Martin Birney collaborated on?

They have worked on 1 movie together! Their first movie together was Foil Arms and Hog: Craicling (2019) and was their highest rated movie together. They have not worked together since Foil Arms and Hog: Craicling (2019).

Crew
Digital Imaging Technician
Crew
Camera Operator