The Big Bang Theory The Valentino Submergence (Season 9, Episode 15)
TV-PG
TV Episode | 19 min | Comedy, Romance

Primary photo for The Valentino Submergence

The Big Bang Theory

The Valentino Submergence (Season 9, Episode 15)

TV-PG

TV Episode | 19 min | Comedy, Romance

Sheldon and Amy host a Valentine's Day episode of "Fun with Flags", Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub and Raj is torn between Emily and Claire.

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Cast	+ Add Cast
12 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 Hofstadter Penny Hofstadter 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)
Laura Spencer Emily Sweeney Emily Sweeney See fewer	Character (2012)
John Ross Bowie Barry Kripke Barry Kripke See fewer	Speechless (2016)
Alessandra Torresani Claire Claire See fewer	The Big Bang Theory (2007)
Creagen Dow Glenn the Maitre D' Glenn the Maitre D' See fewer	The Big Bang Theory (2007)
Shane Blades Customer Customer See fewer	The Young and the Restless (1973)