Plot: In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy's phone to try and find her a new man
Cast
Johnny GaleckiLeonard HofstadterJohnny Galecki was 40 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Wed, Apr 30 1975
Jim ParsonsSheldon CooperJim Parsons was 42 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Sat, Mar 24 1973
Kaley CuocoPennyKaley Cuoco was 29 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Sat, Nov 30 1985
Simon HelbergHoward WolowitzSimon Helberg was 34 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Tue, Dec 09 1980
Kunal NayyarRajesh KoothrappaliKunal Nayyar was 34 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Thu, Apr 30 1981
Melissa RauchBernadette RostenkowskiMelissa Rauch was 35 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Mon, Jun 23 1980
Mayim BialikAmy Farrah FowlerMayim Bialik was 39 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Fri, Dec 12 1975
Kevin SussmanStuart BloomKevin Sussman was 44 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Fri, Dec 04 1970
John Ross BowieBarry KripkeJohn Ross Bowie was 44 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Sun, May 30 1971
Michael RapaportKenny FitzgeraldMichael Rapaport was 45 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Fri, Mar 20 1970
Elena Campbell-MartinezMariaElena Campbell-Martinez was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Crew
Mark CendrowskiDirectorMark Cendrowski was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Nikki LorreSecond Assistant DirectorNikki Lorre was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Anthony Joseph RichFirst Assistant DirectorAnthony Joseph Rich was 47 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Mon, Jan 01 1968
Eric KaplanCo-Executive Producer, TeleplayEric Kaplan was 44 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Fri, Sep 10 1971
Steve HollandCo-Executive Producer, StorySteve Holland was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Jim ReynoldsTeleplay, Co-Executive ProducerJim Reynolds was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Maria FerrariStory, Co-Executive ProducerMaria Ferrari was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
David GoetschCo-Executive ProducerDavid Goetsch was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Steven MolaroTeleplaySteven Molaro was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Sara MarkowitzCostume SupervisorSara Markowitz was >> in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Unknown Birthday
Anthony Del BroccoloStoryAnthony Del Broccolo was 42 in The Big Bang Theory - Season 9 - The Helium Insufficiency (Episode 6).
Birthday: Mon, Mar 26 1973