Stocky character actor Victor Argo began his career on the stage before segueing to features and TV, where he found steady employment frequently cast as ethnic heavies, gangsters and law enforcement officers, often under the direction of such auteurs as Martin Scorsese, Woody Allen and Abel Ferrara.After making his debut as a snarling railroad detective in the Roger Corman-produced, Martin Scorsese-directed "Boxcar Bertha" (1972), Argo often played rough and tumble urban types like one of the young hoods that ran with Harvey Keitel and Robert De Niro down New York's "Mean Streets" (1973) and