The Big Bang Theory originally aired on CBS, the long-running American broadcast network that became its home for all twelve seasons. From its premiere in 2007 to the series finale in 2019, CBS provided the wide reach and stable scheduling that helped the sitcom reach a global audience.
Below is a quick reference table that highlights key details about the network, time slot, and distribution partners for The Big Bang Theory.
| Network | Country | Time Slot | Streaming Home | Run |
|---|---|---|---|---|
| CBS | United States | Thursday 8:00 PM ET (Seasons 1–10), Thursday 8:00 PM ET (Seasons 11–12) | Max, Netflix (select regions), Amazon Prime Video | 2007–2019 |
CBS as the Primary Broadcaster
CBS was the main broadcaster responsible for producing and airing The Big Bang Theory. The network supported the show through every major milestone, from its early pickup to its record-breaking syndication deals. Viewers tuning into Thursday nights on CBS were consistently met with new episodes, making the sitcom a cornerstone of the network's comedy block.
Ratings and Cultural Impact on CBS
The series regularly delivered top-tier ratings for CBS, ranking among the most-watched scripted programs on broadcast television. Its strong performance helped secure renewals and solidified CBS's position in family-friendly comedy. Long-form storylines and character growth were balanced with broad appeal, keeping both advertisers and audiences engaged season after season.
International Airing and Network Partners
Outside the United States, The Big Bang Theory aired on partner networks that licensed content from CBS. These broadcasters adapted scheduling and marketing to local preferences while maintaining high production standards. The table above summarizes the core domestic network and where viewers could later stream the series.
Transition to Syndication and Streaming
After its run on CBS, The Big Bang Theory entered wide syndication, airing on cable networks and local stations. Simultaneously, streaming platforms such as Max, Netflix, and Amazon Prime Video expanded access for cord-cutters. These distribution channels ensured that new viewers could discover the show long after its original network run ended.
Key Takeaways
- The Big Bang Theory was broadcast on CBS for all twelve seasons.
- The show aired in a consistent Thursday time slot, helping build a loyal weekly audience.
- Strong CBS ratings supported long production runs and lucrative syndication deals.
- International versions aired on local networks licensed by CBS.
- Today, the series is widely available through streaming services and digital platforms.
FAQ
Reader questions
Which network originally aired The Big Bang Theory?
The Big Bang Theory originally aired on CBS and remained there throughout its entire television run.
Did The Big Bang Theory ever move to a different network?
No, the show stayed on CBS from its first episode in 2007 to its series finale in 209.
Where can I stream all seasons of The Big Bang Theory now?
You can stream all seasons on Max, with additional availability on Netflix in select regions and through Amazon Prime Video for purchase or rental.
What time did new episodes of The Big Bang Theory air on CBS?
New episodes typically aired on Thursday nights at 8:00 PM Eastern Time for most of the series.