Popsugar Entertainment Amazon Prime The Widow Cast From Game of Thrones to Sherlock, This Is Why The Widow Cast Looks So Familiar 27 April 2019 by Elle Taylor View On One Page Photo 4 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Howard Charles as Tom Jansen British actor Howard Charles's most high-profile role was as Porthos in the BBC's 2014 adaptation of The Musketeers. Previous Next Start Slideshow Amazon PrimeITVKate BeckinsaleTV