There are 12 series of The Big Bang Theory .
Q: How many series of The Big Bang Theory are there? A: 12 series. The final series ended in 2019. how many series of big bang theory
The show aired 12 series in total, from September 24, 2007, to May 16, 2019. There are 12 series of The Big Bang Theory
Here’s a clean, factual draft you can use depending on where you’ll post it (e.g., search result, FAQ, article, or voice response): The Big Bang Theory has 12 series (seasons). from September 24