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The Big Bang Theory: The Contractual Obligation Implementation
While Leonard, Sheldon, and Howard try to motivate middle school girls to pursue a career in science, the ladies play hooky and go to Disneyland. Raj has a first date with Lucy.


Episode Info


Episode number: 6x18
Production Number: 3X7618
Airdate: Thursday March 07th, 2013


Alternate Airdates:

CA (CTV) Mar 07, 2013
AU (Nine) Mar 11, 2013
BR (Warner) Mar 19, 2013
NL (Veronica) Apr 08, 2013
UK (E4) May 30, 2013
  • Currently 8/10
8/10 (10 Votes cast)
Guest Stars
Kate MicucciKate Micucci
As Lucy
Recurring
Brian PosehnBrian Posehn
As Bert
Piper MacKenzie HarrisPiper MacKenzie Harris
As Girl #1

Co-Guest Stars
Diamond WhiteDiamond White
As Girl #2
Dawson FletcherDawson Fletcher
As Justin
Main Cast
Johnny GaleckiJohnny Galecki
As Leonard Leakey Hofstadter
Jim ParsonsJim Parsons
As Sheldon Lee Cooper
Kaley CuocoKaley Cuoco
As Penny
Simon HelbergSimon Helberg
As Howard Joel Wolowitz
Kunal NayyarKunal Nayyar
As Rajesh Ramayan Koothrappali
Mayim BialikMayim Bialik
As Amy Farrah Fowler
Melissa RauchMelissa Rauch
As Bernadette Marianne Rostenkowski

Recap


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Other Episode Crew

• CreatorChuck Lorre  |  Bill Prady
• Executive ProducerChuck Lorre  |  Bill Prady  |  Steven Molaro
• Co-Executive ProducerEddie Gorodetsky  |  Eric Kaplan  |  Faye Oshima Belyeu  |  Steve Holland  |  Jim Reynolds  |  David Goetsch
• Supervising ProducerPeter Chakos  |  Maria Ferrari
• Co-ProducerKristy Cecil  |  Mary T. Quigley  |  Kelly Lee
• Associate ProducerRyan Berdan  |  Robinson Green
• Production DesignerJohn Shaffner
• EditorPeter Chakos
• CastingKen Miller (2)  |  Nikki Valko
• Unit Production ManagerKelly Lee
• First Assistant DirectorAnthony Rich
• Second Assistant DirectorChris Klausen
• Costume DesignerMary T. Quigley
• HairstylistFaye Woods  |  Sylvia Surdu
• Set DecoratorAnn Shea (1)
• Property MasterScott L. London
• Production Sound MixerBruce Peters
• Script SupervisorJulie Fleischer
• Re-Recording MixerCharlie McDaniel, III  |  Bob La Masney
• Director of PhotographySteven V. Silver
• Story EditorAnthony Del Broccolo
• Art DirectorFrancoise Cherry-Cohen
• Coordinating ProducerSuzanne McCormack
• Executive ConsultantDon Foster (1)
• Associate DirectorGay Linvill
• Main Title ThemeBarenaked Ladies
• Casting AssociateTara Treacy
• Assistant Property MasterSam Huston
• Makeup ArtistVikki McCarter  |  Peggy Nichols
• Science ConsultantDavid Saltzberg Ph.D.
 
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