In India, you can check availability on platforms like JustWatch to see where Season 20 and others are currently streaming.

If you are looking to watch or research these specific seasons:

(the original series) aired its first 20 seasons between September 13, 1990 , and May 24, 2010 . While often referred to as the "Complete Series" for that period, it was later revived for a 21st season in February 2022.

Approximately 456 episodes aired during these 20 years. Key Cast Members: Jack McCoy: Played by Sam Waterston.