When a British-born actor abandons his Hollywood career to volunteer to Join the Kurdish YPG to fight ISIS in Syria, many see him as a selfless hero battling America's most insidious enemy. But others think he's a hot-tempered narcissist, staging a publicity stunt to further his career - and when his service ends, neither the UK nor the US welcome him back. Through incisive interviews with the actor, his supporters,... see more