Visible crew/equipment: When the gang are getting into Albert's car to go home, you can see the crew and camera lights reflected in the car door.
Here Come the Double Deckers (1970)
1 visible crew/equipment mistake in Happy Haunting
Starring: Peter Firth, Brinsley Forde, Gillian Bailey, Michael Audreson
Continuity mistake: When the gang first arrive at the stately home Albert parks his car next to a coach. When the camera angle changes the car has moved back a few yards, and when the gang leave the car has changed position completely.