Siamese Twin Mystery

Trapped on a burning mountain, the Queens take refuge with a killer.

Dashing detective Ellery Queen and his father are driving over the pothole-scarred Arrow Mountain Road when they come face to face with a wall of flame. They tear back in the other direction, fire at their fenders, and finally find safety in a clearing, at the home of Dr. Xavier, a renowned surgeon. He is a genial man, but his dis...