Hugo Armstrong is an actor, best known for Coherence, Lay the Favorite, Weak Species, and Ok, Good. Other film credits include Irwindale, Love in the Time of Monsters, Burning Dog, Swerve, Nic & Tristan Go Mega Dega, Political Disasters, Char-ac-ter, Nanking, and Details. 

Television credits include Ed Clark on ABC Family's Stitchers, NCIS Special Agent Eugene Coyle on CBS' NCIS, and Max on UE's State Coroner.

Theatre credits include the Uncle Freddie/Captain/Others in Bent, Lucky in Waiting for Godot, and Alan Raleigh/Michael Novak in God of Carnage (Mark Taper Forum); John Broads Watson in The Behavior of Broads and Sabertooth in Land of the Tigers (Sacred Fools Theater); Ted in Backyard (Atwater Village Theatre); Émile in Radiance: The Passion of Marie Curie (Geffen Playhouse); Craig Venter in The Sequence, the Cook in Mother Courage and Her Children, and Dan in Cold/Tender (Theatre@Boston Court); and Richard Brautigan in Tonseisha (Theatre of NOTE).