watch 01:56 The Loop (TV) Do you like this video? Play Sound Louis Ozawa Changchien (born October 11, 1975) is an American actor. He has portrayed Hat in Supergirl. Contents 1 Credits 1.1 Supergirl 1.1.1 Actor 1.1.1.1 Season 4 Credits Supergirl Actor Season 4 "What's So Funny About Truth, Justice, and the American Way?" Hat "Stand and Deliver" Hat Categories: Actors Guest stars Community content is available under CC-BY-SA unless otherwise noted.