As much as Doctor Who is a light-hearted TV show full of sci-fi and adventure, it's also a series that will suddenly bring a tear to the eye, breaking the audience's hearts. Matt Smith portrayed the Eleventh Doctor, and while viewers were initially uncertain if he could take the reins from Tennant, he quickly proved his skills through his best work on the show and the emotionally exhausting episodes he anchored.

Matt Smith's best episodes of Doctor Who all give the actor the chance to explore the Doctor's vulnerability as a character, and often revolve around his relationships with Amy (Karen Gillan) and Rory (Arthur Darvill). Their dynamic remains one of the most natural and electric in the show's history, so it makes sense that the most iconic and heartbreaking episodes of the

See Full Page