
Frasier (1993)
1 revealing mistake in The Show Where Diane Comes Back
Starring: David Hyde Pierce, Jane Leeves, John Mahoney, Kelsey Grammer, Peri Gilpin
The Show Where Diane Comes Back - S3-E14
Revealing mistake: When the waitress brings Frasier his coffee, she tilts the cup quite a lot and you can see that it's empty.
xx:xx:xx
David Mercier