Theres definitely a resemblance, Parsons agreed.

The one thing I will say is Michael Keaton that really looks like Michael Keaton still, doesnt it?

Let me tell you this: I doubt thats going to happen, he said.

Michael Keaton; Jim Parsons

Michael Keaton and Jim Parsons.Axelle/Bauer-Griffin/FilmMagic; Theo Wargo/Getty

But I would be so excited to have Michael Keaton added to the lineage of Sheldon portrayers.

I would be amazed.

As it turns out, Parsons is a huge fan of Keaton and his work.

Oh, Ive admired that man my entire life, starting withMr.

Mom, he said.

I mean, what a great guy.

Hes a wonderful actor.

However, it wasnt as easy to tap into their legendary roles as theyd initially thought.

And that nails it.

I dont know what it is.

It wasnt like riding a bike, it was like, Oh!

Watch Parsons discuss Keaton’s fancasting and whether or not he’s married to Rihanna in the clip above.