Goofs

Over a short car chase they go from comfy, temperate weather to snow covered ice mountain with whistling wind - and the suspect wears a short sleeve shirt and tie.

Guy breaks into a doctor's office after hours with a lit cigarette, then mysteriously loses it before attacking a woman who walks in on him.

Around the two-thirds point, the story suddenly goes on a 15 minute tangent into the past.

Lt. Cross asks Susan Vanard when she's returning to France, but previously she had told him only that she had been living in Europe, not specifying France. Or maybe he's just a good guesser..