"We're so tired but you know, it's the best tired in the world," he told ET. "It's the best tired in the world when you get up, and you look at that. I look at my son, and he smiles at me like his whole body's going to explode, and you think, 'I'm in. This is cool. This is worth it.'"
The fifth season of Once Upon a Time premiered Sept 27 on ABC. Check out what the cast had to say about the strange romantic relationships on the series.