There's a possibility the show might be extended another year, but he said he's not sure whether he wants to do it.
Alec Baldwin setting up post-'30 Rock' life →
"I might," he said. "I wouldn't want to prevent them from having another year, because they're all my friends and they've been good to me. Maybe I would do a piece of the year. But I really do want to move on to other things."