The Big Flame is a 1969 BBC television play by socialist playwright Jim Allen, produced by Tony Garnett and directed by Ken Loach. The play tells the story of 10,000 dockworkers occupying the Liverpool docks in a "work-in". Filmed in a gritty, realistic drama documentary style, it was first broadcast on 19 February 1969 on BBC1. The play was shown in the BBC's The Wednesday Play anthology strand, which was noted for tackling social issues.