Quentin Glass (portrayed by Will Patton) is a supporting antagonist in The Punisher. He is a member of Howard Saint's criminal syndicate and his best friend, though unbeknownst to Howard, Quentin is also a closeted homosexual.
Quentin was the one who led the massacre of Frank Castle's entire family. After finding out Quentin's identity, Frank has him watched by disgruntled Saint lackey Mickey Duka who reveals to Frank that Quentin is gay. Frank secretly photographs Quentin kissing another man in an alleyway, then later blackmails him and uses the money he gets from Quentin to fund his vigilante crusade. He also manipulates Howard Saint into believing that Quentin is having an affair Howard's wife Livia.
Death[]
One night, Quentin comes home to find that his furniture has been moved around. Howard is waiting for him, throwing a knife into the floor and demanding that Quentin pick it up. Howard believes that Quentin has been sleeping with his wife and accuses Quentin of betraying him, but Quentin is confused and does not respond. Howard then grabs the knife and stabs Quentin in the heart.