Revealing mistake: When Lizzie awakens on the morning that Edith gets released, Edith doesn't respond and Lizzie goes to her bed to "mourn" the passing of her friend. Except that Edith is still breathing.
Prisoner: Cell Block H (1979)
Episode list - season 1
Starring: Betty Bobbitt, Elspeth Ballantyne, Maggie Kirkpatrick, Sheila Florance
More mistakes in Prisoner: Cell Block H
Bea Smith: I'm going Freak-hunting.