The gold standard set out by Syd Field in his famous screenwriting book is that for a 2 hour movie this is the breakdown: act 1 - 30 minutes act 2 - 60 minutes

The gold standard set out by Syd Field in his famous screenwriting book is that for a 2 hour movie this is the breakdown: act 1 - 30 minutes act 2 - 60 minutes act 3 - 30 minutes But of course rules are made to be broken and they're also adapting a novelistic story structure. But now kind of curious to watch some of this writer's films and time out these 40 minute act breaks.