As of 2021,The top 10 most watched TV series of all time are:

 As of 2021, the top 10 most watched TV series of all time are:

    

1. Game of Thrones (2011-2019)

1. The Sopranos (1999-2007)

1. The Wire (2002-2008)

1. Breaking Bad (2008-2013)

1. The Walking Dead (2010-present)

1. The Big Bang Theory (2007-2019)

1. Friends (1994-2004)

1. The Office (US) (2005-2013)

1. Stranger Things (2016-present)

1. The Crown (2016-present)