Terry-Thomas

Capt. Romney Carlton-Ricketts

George Cole

"Flash" Harry

Joyce Grenfell

Sgt. Ruby Gates

Alastair Sim

Miss Amelia Fritton

Sabrina

Virginia

Lionel Jeffries

Joe Mangan

Lloyd Lamble

Superintendent Samuel Kemp-Bird

Raymond Rollett

Chief Constable

Terry Scott

Police Sergeant

Ferdy Mayne

Italian Police Inspector

Thorley Walters

Major Whitehart

Michael Ripper

Eric - The Liftman

Cyril Chamberlain

Army Captain

Ronald Ibbs

Lieutenant

Judith Furse

Dame Maud Hackshaw

Kenneth Griffith

Charlie Bull

Richard Wattis

Manton Bassett

Peter Jones

Prestwick

Lisa Lee

Miss Brenner

Guido Lorraine

Prince Bruno

Alma Taylor

Prince Bruno's Mother

Peter Elliott

Equerry

Charles Lloyd Pack

Henry Roberts - Prison Governor

Lisa Gastoni

Myrna Mangan

Dilys Laye

Bridget Strong

Rosalind Knight

Annabel

Marigold Russell

Marjorie

Nicola Braithwaite

Daphne

Mandy Harper

Tilly

Eric Barker

Culpepper Brown

Jose Read

Cynthia Meadows

Pat Laurence

Mavis

Vikki Hammond

Jane Osborne

Janet Bradbury

Mercia

Moya Francis

Bissy

Lesley Scoble

Schoolgirl (uncredited)

Angela White

Schoolgirl (uncredited)

Carol White

Schoolgirl (uncredited)

Edwina Carroll

Die Schönen von St. Trinians

Blue Murder at St. Trinian's

The Pure Hell of St. Trinian's

The Great St. Trinian's Train Robbery

The Wildcats of St. Trinian's