How to watch Babylon 5 in release order
If you want to experience Babylon 5 in the order that it was first released, feature-length pilot episode The Gathering is where you need to start.

It’s the perfect introduction to the world and sends you straight into the original television series, which contains many of the franchise’s most memorable moments.

1. Babylon 5: The Gathering (22nd Feb 1993)
2. Babylon 5: Season 1-4 (26th Jan 1994-27th Oct 1997)
3. In The Beginning (film, 4th Jan 1998)
4. Babylon 5: Season 5 (21st Jan 1998)
5. Thirdspace* (film, 19th Jul 1998)
6. The River of Souls (film, 8th Nov 1998)
7. A Call to Arms (film, 3rd Jan 1999)
8. Crusade: Season 1 (9th Jun 1999)
9. The Legend of the Rangers (film, 19th Jan 2002)
10. The Lost Tales: Voices in the Dark (31st Jul 2007)

*Note: Thirdspace was released while Babylon 5’s fifth season was airing on television and is chronologically set during the events of season four.