The fourth form monsters' latest trick is their best ever – they have burned down St Trinian’s school! As the girls stand trial, the police breathe a sigh of relief, but miraculously the judge's infatuation with a student means the school is freed. For the authorities, it means a new reign of terror as the girls of St Trinian’s regroup with gleeful anticipation.
Cecil Parker
Professor Canford
George Cole
'Flash' Harry Cuthbert Edwards
Joyce Grenfell
Sergeant Ruby Gates
Eric Barker
Culpepper-Brown
Thorley Walters
Butters
Irene Handl
Miss Harker-Parker
Dennis Price
Gore Blackwood
Sidney James
Alphonse O'Reilly
