Alfred Lewis Enoch (born 2 December 1988) is an English actor, best known for portraying Dean Thomas in the Harry Potter series of films and Wes Gibbins in the ABC legal drama How to Get Away with Murder.

Who plays wes in how to get away? Let's have some stream of consciousness first.
The relevant sentence in the passage is: Alfred Lewis Enoch (born 2 December 1988) is an English actor, best known for portraying Dean Thomas in the Harry Potter series of films and Wes Gibbins in the ABC legal drama How to Get Away with Murder. So, the answer is Alfred Lewis Enoch.