Cast (5)
Johnny Galecki

Leonard Hofstadter

Jim Parsons

Sheldon Cooper

Simon Helberg

Howard Wolowitz

Kunal Nayyar

Rajesh Koothrappali

Crew (6)

Directing

Writing

Jim Reynolds

Teleplay

Guest stars (5)
Melissa Rauch

Bernadette Rostenkowski

John Ross Bowie

Barry Kripke

Carol Ann Susi

Debbie Wolowitz (voice)

Ira Flatow

Self (voice)