The Engagement Reaction

Cast

• 

  Johnny Galecki

  Leonard Hofstadter

• 

  Jim Parsons

  Sheldon Cooper

• 

  Kaley Cuoco

  Penny

• 

  Simon Helberg

  Howard Wolowitz

• 

  Kunal Nayyar

  Rajesh Koothrappali

• 

  Melissa Rauch

  Bernadette Rostenkowski

• 

  Mayim Bialik

  Amy Farrah Fowler

• 

  Aarti Mann

  Priya Koothrappali

• 

  Phil Abrams

  Dr. Bernstein

• 

  Carol Ann Susi

  Debbie Wolowitz (voice)

• 

  Sharon Omi

  Nurse in Biohazard Suit