The big bang theory. The complete sixth season
(Video) 

Originally aired as separate episodes of the television program on CBS Television from 2012-2013.

Special features: Astronauts Buzz Aldrin and Mike Massimino analyze Howard's space mission; The cast makes a surprise long-distance call; Best relationship moments of season 6; PaleyFest 2013 cast/creator Q&A highlights; Gag reel.

Theme music composed and performed by The Barenaked Ladies ; edited by Peter Chakos ; costume designer, Mary T. Quigley ; production designer, John Shaffner ; director of photography, Steven V. Silver.

Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Mayim Bialik, Melissa Rauch.

Leonard learns jealousy is bad for a relationship (with Penny) but science is good for seduction (of Penny). Howard finds life on the International Space Station is no escape from terrestrial turmoil between his overbearing mom and his new wife Bernadette. Raj meets someone special who may be a good match, if only he can keep her from fleeing mid-date. Even Sheldon learns a few things: a) what NOT to say when called in to meet the university's employee relations director, b) what happens to childhood TV idols and c) that a Dungeons & Dragons adventure can be the icebreaker his relationship with Amy needs.

Not rated [TV-PG, IMDb.com].

DVD; region 1; widescreen presentation; 5.1 Dolby Digital surround.

In English; optional English, French, or Spanish subtitles.

English subtitles for the deaf and hard-of-hearing (SDH).