As a kid, I always loved serialized books. It's the reason why people love 'Harry Potter.' Serialization is amazing. It works in television. It works in film and it works in books. Especially when you're a young kid, you get attached to these characters.
Doing these parts is not fun. It's challenging, but no fun. It's creepy. I would rather play the guy that throws the touchdown pass and gets carried off the field.
Other, far fewer, directors are more like the composer - conceptualizing the piece, scoring it, distributing its musical lines among a range of registers, chords, and instruments.