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
1 Professor Proton
It's a shame they killed him off.
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.
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.
12 Creepy Crawley
A one-time appearance. Why?
13 Theodore
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