She indirectly accuses him of bad teaching and bringing alcohol into school .
The headmistress , Sarah Balham ( Gemmell ) , loathes Anderson and clearly wants to get rid of him , but the National Union of Teachers does not allow her to fire him .
headmistress indirectly accuses Anderson of bad teaching and bringing alcohol into school .
The headmistress , Sarah Balham ( Gemmell ) , loathes Anderson and clearly wants to get rid of him , but the National Union of Teachers does not allow her to fire him .