A signed 8x10 inch photo, autographed in-person by Kevin Costner, portraying John Dutton in the TV series Yellowstone (2018–present). In-Person Signature. Rare! Authentication: GA [Global Authentics] Certification Number: GV954761 Collector Note: This signed 8x10 captures Kevin Costner in his commanding role as John Dutton on Yellowstone, the hit contemporary western series. In-person authenticated autographs like this are highly collectible, especially for rare pieces from ongoing, iconic television productions. A display-ready, standout collectible from a legendary Hollywood actor.