Fundamentally, whether directing in the theatre or a film, you have to be a good storyteller, regardless of the form. The thing I had to work hardest at was thinking in shots.

The bottom line is, it’s a great script and that’s very inspiring and makes you want to overcome whatever technical difficulties you come up against.

Certainly it’s very difficult to keep momentum going through a film which has as many characters as this does, and the piece took on a life of its own to try and shape it. That took all the time we had in editing.

Fundamentally, whether directing in the theatre or a film, you have to be a good storyteller, regardless of the form. The thing I had to work hardest at was thinking in shots.

I had very clever producers, who scheduled it brilliantly, but scheduling it was a nightmare.

But I’m very happy to work within tight parameters, and when you know you have an actor for two days, and you have to get that work done in two days, that focuses the mind wonderfully.