Guion

• Jack Whittingham — screenplay
• Nigel Balchin — writer
• Hilda Lewis — author

Producción

• Michael Balcon — producer
• Leslie Norman — producer

Montaje

• Seth Holt — editor

Sonido

• William Alwyn — music

Reparto

• Phyllis Calvert — Christine Garland
• Jack Hawkins — Dick Searle
• Terence Morgan — Harry Garland
• Godfrey Tearle — Mr Garland senior
• Mandy Miller — Mandy Garland
• Marjorie Fielding — Mrs Garland senior
• Nancy Price — Jane Ellis
• Edward Chapman — Ackland
• Patricia Plunkett — Miss Crocker
• Eleanor Summerfield — Lily Tabor
• Colin Gordon — Woollard (Junior)
• Dorothy Alison — Miss Stockton
• Julian Amyes — Jimmy Tabor
• Gabrielle Brune — The Secretary
• John Cazabon — Davey
• Gwen Bacon — Mrs Paul
• W.E. Holloway — Woollard (senior)
• Phyllis Morris — Mrs Tucker
• Gabrielle Blunt — Miss Larner
• Jean Shepherd — Mrs Jackson
• Jane Asher — Nina
• Marlene Maddox — Leonie
• Michael Mallinson — Pupil
• Doreen Taylor — Pupil
• Doreen Gallagher — Pupil
• Michael Davis — Pupil
• Colin Wilkinson — Pupil
• Joan Peters — Pupil
• Michael Kelly — Lorry Driver (uncredited)
• Ernie Rice — Taxi Driver (uncredited)
• Ewan Roberts — Audiologist (uncredited)
• William Simons — Boy with Ball (uncredited)
• Philip Stainton — Chairman of the Board of Governors (uncredited)

Cámara

• Douglas Slocombe — director of photography

Dirección

• Alexander Mackendrick — director