Visible crew/equipment: When Doctor Zhivago comes home after that trolley ride in which he and Lara pass each other without notice, he enters a glass vestibule in the house. As he opens the glass door, you'll see the reflection of a man's face in it. The reflection bears a close resemblance to David Lean, the film's director.
Visible crew/equipment: Throughout the movie, if you watch closely you can see the zippers on the backs of the Eye Creatures' costumes pretty easily.
Visible crew/equipment: When it is the just the Medical officer and the Sargent Major in the cell after Williams has sent them to the showers: the M.O walks from the door to sit on one of the beds, as he turns to sit down the shadow of the camera man is cast on him.