British actor Sam Clafin has been cast as youthful missionary, Philip in Walt Disney Pictures’/Jerry Bruckheimer Films’ epic adventure “Pirates of the Caribbean: On Stranger Tides.” Claflin attended The London Academy of Music and Dramatic Art. He then won roles in the historical mini-series “The Pillars of the Earth,” alongside actors Ian McShane, Rufus Sewell, Matthew MacFadyen and Donald Sutherland, followed by the telefilm “The Lost Future.”