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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 Network) Mar 11, 2013
BR (Warner) Mar 19, 2013
NL (Veronica) Apr 08, 2013
UK (E4) May 30, 2013
DE (Pro7) Sep 23, 2013
TR (CNBC-e) Dec 16, 2013

  • Currently 8.1/10
8.1/10 (11 Votes cast)
Guest Stars
Kate MicucciKate Micucci
As Lucy
Recurring
Brian PosehnBrian Posehn
As Bert
Recurring

Co-Guest Stars
Diamond WhiteDiamond White
As Girl #2
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
Other Episode Crew

CreatorChuck Lorre  |  Bill Prady
Executive ProducerChuck Lorre  |  Bill Prady  |  Steven Molaro
Co-Executive ProducerDavid Goetsch  |  Eric Kaplan  |  Jim Reynolds  |  Faye Oshima Belyeu  |  Eddie Gorodetsky  |  Steve Holland
Supervising ProducerPeter Chakos  |  Maria Ferrari
Co-ProducerMary T. Quigley  |  Kristy Cecil  |  Kelly Lee
Associate ProducerRyan Berdan  |  Robinson Green
Production DesignerJohn Shaffner
EditorPeter Chakos
CastingNikki Valko  |  Ken Miller (2)
Unit Production ManagerKelly Lee
First Assistant DirectorAnthony Rich
Second Assistant DirectorChris Klausen
Costume DesignerMary T. Quigley
HairstylistSylvia Surdu  |  Faye Woods
Set DecoratorAnn Shea (2)
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
Associate DirectorGay Linvill
Casting AssociateTara Treacy
Assistant Property MasterSam Huston
Makeup ArtistVikki McCarter  |  Peggy Nichols
Theme Song Written And Performed ByBarenaked Ladies
Science ConsultantDavid Saltzberg Ph.D.
Post Production ServicesTechnicolor
Sound Services ByWarner Bros. Post Production Services
 
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