One of Our Angels is Missing - S4-E16
Revealing mistake: Fake backgrounds and stuntmen are extremely evident throughout the entire episode.
Revealing mistake: Kelly is chased by a car and she's running on a field. She falls and she lies on the ground. The image has been reversed (mirror image): as you can notice, the KBEX logo on her jacket is reversed. (00:32:35)
Revealing mistake: When Julie's attacking their client and choking him with her arms locked, they're nowhere near his throat.
Angels in Paradise (2) - S2-E2
Revealing mistake: When the naked Kris runs out of the nudist colony, you can see the white towel she is wearing. (00:18:47)
Revealing mistake: During the air show, there is a shot focusing on the spectators watching the exhibition. The same identical shot is shown some minutes later. (00:19:00 - 00:21:40)
Little Angels of the Night - S2-E23
Revealing mistake: Carol's dead body lies on the floor. However, you can see her breathing. (00:26:15)
Little Angels of the Night - S2-E23
Revealing mistake: The Angels have captured Vail in a parking lot. All the camera shots on Sabrina reveal a strange blue background, which seems very odd in a parking lot. (00:44:00)
Answer: She had the kind of incredibly fortunate recoveries that only television writers can provide.
Michael Albert