The Big Bang Theory The Proton Displacement (Season 7, Episode 7)
TV-14
TV Episode | 20 min | Comedy, Romance

Primary photo for The Proton Displacement

The Big Bang Theory

The Proton Displacement (Season 7, Episode 7)

TV-14

TV Episode | 20 min | Comedy, Romance

Sheldon seeks payback when Arthur "Professor Proton" Jeffries asks Leonard for help on a project instead of him. Raj gets upset at Howard for crashing his night with the girls.

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Cast	+ Add Cast
9 cast members

Name	Known for
Johnny Galecki Leonard Hofstadter Leonard Hofstadter See fewer	The Big Bang Theory (2007)
Jim Parsons Sheldon Cooper Sheldon Cooper See fewer	The Big Bang Theory (2007)
Kaley Cuoco Penny Penny See fewer	The Big Bang Theory (2007)
Simon Helberg Howard Wolowitz Howard Wolowitz See fewer	Florence Foster Jenkins (2016)
Kunal Nayyar Raj Koothrappali Raj Koothrappali See fewer	The Big Bang Theory (2007)
Mayim Bialik Amy Farrah Fowler Amy Farrah Fowler See fewer	Beaches (1988)
Melissa Rauch Bernadette Rostenkowski Bernadette Rostenkowski See fewer	The Big Bang Theory (2007)
Bob Newhart Arthur Jeffries Arthur Jeffries See fewer	Elf (2003)
Bill Nye Bill Nye Bill Nye See fewer	Bill Nye the Science Guy (1993)