Stana Katic and Nathan Fillion

Season 4 of Castle dealt with a lot of emotional, dramatic stories, but based on this video, it seems the cast still had a lot of fun shooting it!

Below you can check out our exclusive first look at the Season 4 blooper reel, which is available on the upcoming DVD release. Think of it as a way to pass the time between now and the Season 5 premiere, which will finally show us the effects of Beckett and Castle's season-ending romp in the sack.

Castle Season 5 Promo: Best night of their lives or biggest mistake?

Among the highlights from the video is cast's penchant for getting down — and Stana Katic has some serious moves! Watch the video below:

The fifth season of Castle premieres Monday, Sept. 24 at 10/9c on ABC. The Season 4 DVD is available in stores Tuesday, Sept. 11.