He told E! News that he plans on spending Father's Day "hanging with Poppy and Charlie." The 10-month-olds are the couple's first children together. Moyer also has Lilac, 10, and Billy, 12, from a previous relationship. The actor apparently has a thing for naming his daughters after flowers.
Paquin and Moyer looked happy as can be at the event and put their arms around each other as they posed for photos.
At the end of the show's fifth season, the on-screen duo was at odds after Moyer's character Bill Compton transformed into the evil Lillith and appeared to die.
Check out more photos from the premiere...