Season Regulars 7

1. 

   Johnny Galecki

   Leonard Hofstadter

2. 

   Jim Parsons

   Sheldon Cooper

3. 

   Kaley Cuoco

   Penny

4. 

   Simon Helberg

   Howard Wolowitz

5. 

   Kunal Nayyar

   Rajesh Koothrappali

6. 

   Melissa Rauch

   Bernadette Rostenkowski

7. 

   Mayim Bialik

   Amy Farrah Fowler

Guest Stars 4

1. 

   Alice Amter

   Mrs. Koothrappali

2. 

   Brian George

   V.M. Koothrappali

3. 

   Chriselle Almeida

   Lakshmi Choudry

4. 

   Leonard Nimoy

   Mr. Spock (voice)

Crew 7