Since we've done that type of work [ voiceover], we know how isolating it can be, and we wanted to make the actors more comfortable.

We'd all [with Mike Mitchell] been together at Dreamworks for over ten years, so we all had the same goals.

I've always loved that film ['The Three Caballeros'], and we were looking for a way to apply it to our own work, and 'Trolls' was it - psychedelic, musical and kinetic insanity.

The Head of Story is defined differently for each film. But I found that the role for me was to support the director's vision, and to be a conduit to the story team - and managing that team to realize the vision.

Since we've done that type of work [ voiceover], we know how isolating it can be, and we wanted to make the actors more comfortable.

The number one thing is creating this world ["Trolls" ] - what the world is going to look like, feel like and what technology will we need to use to get there.

Sometimes actors come in, you record them, and they do their role.