Edmond O’Brien  is big, burly, and brutal in 1954’s SHIELD FOR MURDER, a grim film noir about a killer cop trapped in that ol’ inevitable downward spiral. It’s a good (though not great) crime drama that gave the actor a seat in the director’s chair, sharing credit with another first timer, Howard W. Koch. The film, coming at the end of the first noir cycle, strives for realism, but almost blows it in the very first scene when the shadow of a boom mike appears on an alley fence! Chalk it up to first-timer’s jitters, and a budget that probably couldn’t afford retakes.

O’Brien, noted for such noir thrillers as THE KILLERS , WHITE HEAT, and DOA, stars as crooked cop Barney Nolan, who murders a bookie in that alley I just mentioned and rips him off for 25 grand. Apartently, this isn’t the first time Nolan’s killed, with the…