I got a question for you: Aidan Turner (born 19 June 1983) is an Irish actor. He is best known for his roles as Kili in the three-part fantasy film The Hobbit and Ross Poldark in the 2015 BBC adaptation of The Poldark Novels by Winston Graham. Notable television roles include those of Dante Gabriel Rossetti in Desperate Romantics, Ruairi McGowan in The Clinic, and John Mitchell in the supernatural drama series Being Human.

Based on this passage, who is the actor that plays ross poldark?
Let's think first:
To answer the question, consider the following: He is best known for his roles as Kili in the three-part fantasy film The Hobbit and Ross Poldark in the 2015 BBC adaptation of The Poldark Novels by Winston Graham.
Therefore, the answer is Aidan Turner.