There is this one actor. You keep seeing him. Who is he? You don't remember. Is he a character actor? Why is he everywhere? Examples: Film Toby Jones, most known for being Dobby in Harry Potter and The Dream Lord in Doctor Who. He is a very prominent actor and pops up in everything from The Hunger Games to Frost/Nixon.
Hello, Unknown Troper. You'll need to get known to lend a hand here.