Watson malitere ọrụ ya n'elu ikpo okwu ma sonye na Royal Shakespeare Company na 1992. N'afọ 2002, ọ rụrụ ọrụ na Twelfth Night na Uncle Vanya na Donmar Warehouse, a họpụtara ya maka 2003 Olivier Award maka Best Actress maka nke ikpeazụ. Ihe nkiri ya ndị ọzọ gụnyere The Boxer (1997), Angela's Ashes (1999), Gosford Park (2001), Punch-Drunk Love (2002), Red Dragon (2002), The Life and Death of Peter Sellers (2004), Corpse Bride (2005), Miss Potter (2006), Synecdoche, New York (2008), Oranges and Sunshine (2010), War Horse (2011), The Theory of Everything (2014) na Kingsman: The Golden Circle (2017).
n'elu ikpo okwu