nathan fillion is even better in that than castle. my son use to love this film and the series, all 14 episodes, he used to play them over and over and over again, curse you Joss whedon
I'd love to see a programme of them reading the script around the table before they go and act it out. That would be a hoot.
They are really good actors.
Did you catch the 'behind the scene' programme? The explanation of the stairs in the block of flats is good.