Q. Why did the Dalek apply for a job in pest control?
A. He liked the job description: “Exterminate! Exterminate!”

Q. What happens when the Doctor goes back in time and see himself.
A. It’s a pair-o-docs.

Knock, Knock!
Who’s There?
Doctor
Doctor Who?
Yes.

If you’re not a Dr. Who fan, these jokes won’t make you laugh. It’s alright. Just shake your head and move on.