Molly Quinn Gushes About Playing Nathan Fillion's Daughter on Castle at SDCC 2011 Tweet July 26, 2011 by Theo Related: Castle, Molly Quinn , Comic-Con 2011 Credit: Wetpaint Molly Quinn and Nathan Fillion have amazing father/daughter chemistry on ABC's Castle. Molly opened up about their special relationship in the Castle press room San Diego Comic-Con.
