Continuity mistake: When Justine intervenes when the grid iron crew are ganging up on Tegs, one crew member wearing a yellow T shirt with the number 55 under an unbuttoned white shirt drops his black helmet, which Ted picks up. When the crew run after Justine and Tegs as they run off, next shot on the stairs "number 55" is wearing the helmet, then as the crew chase after Justine and Tegs, as they leave through a fire door "number 55" is holding his helmet in his right hand.
Grange Hill (1978)
1 continuity mistake in Episode #11.4
Starring: Gwyneth Powell, Lee Cornes, Sally Geoghegan, Stuart Organ
Genres: Family
Field Trip - S6-E6
Continuity mistake: When Roland plays his tape recorder on the coach, the woman on the tape says "lightest lemon sponge I've ever tasted - she used to bake, yes I remember, mind you she worked hard that woman..." But in the cafe Roland didn't start recording until she said "mind you she worked hard..."
Maria: Do you know what you are, Parrott?
Mr Parrott: Mr Parrott to you.
Maria: A complete prat. The kids know it, the teachers know it, and now it looks like your ex-fiancée has got the message as well.
Trivia: When Banksie, Jackie, Jean-Paul and Sarah first arrive at the disused factory to drive Phil's car, the scaffolding in the background is on the Eastenders set which was under construction when this series was being filmed. From 1984 until 2001 Grange Hill was made at the BBC Elstree studio's, where Eastenders has been filmed since 1985.