Best Big Bang Theory Characters That Rarely Appear

Amy, Bernadette, Penny, Stuart, Raj, Sheldon, Howard, Mrs. Wolowitz and Leonard are excluded from this list.

The Top Ten Best Big Bang Theory Characters That Rarely Appear

1 Professor Proton

It's a shame they killed him off. - CatCode

2 Bernadette'd dad
3 Penny's dad

I love him! He's one strong Leonard-Penny shipper! And I'm a huge fan of Leonard and penny's relationship too! He needs to appear more often!

4 Massimino

He was at the space station with Howard. - CatCode

5 Lucy
6 Wil Wheaton
7 Emily
8 LeVar Burton
9 Barry Kripke
10 Zack Johnson

The Contenders

11 Stephen Hawking

Um, I think he's dead. That's why. - RobertWisdom

I forgot about him PUT HIM AT NUMBER 2 - CatCode

12 Creepy Crawley

A one-time appearance. Why? - PositronWildhawk

13 Theodore
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