Born 1963, Eoin McCarthy is an Irish actor. He appeared in films such as Alien vs. Predator and television programmes such as Cadfael, Lovejoy and Roman Mysteries. He also starred in the Dutch TV-film Kilkenny Cross.

David is an unemployed communist that comes to Spain in 1937 during the civil war to enroll the republicans and defend the democracy against the fascists. He makes friends between the soldiers.