1. Mark Hamill drops hints about who Rey's father is, maybe?
There are a lot of theories about who Rey's father is. Mark Hamill knows this is at the forefront of every Star Wars fan's mind, and it seems like he's having a good time messing with Star Wars fans.
What do you mean DAD HUMOR? What are you trying to say, Mark???
2. Pretty explicit hints
These are the EXTREMELY SUSPECT jokes he made at his recent talk at Oxford University.
3. He cracks jokes at Luke's expense
4. He dressed up as a Stormtrooper on Hollywood Blvd
Here's the full video:
5. He's very supportive of his fans