The tenth season of Law & Order premiered on NBC, September 22, 1999 alongside Law & Order: Special Victims Unit and ended May 24, 2000. Executive Producers René Balcer and Ed Sherin both left the show at the end of the season. This is the final season to feature Steven Hill as Adam Schiff, who was the last original cast member.

Cast

This is the first season to feature Ed Green (played by Jesse L. Martin) who replaced seasons 6–9's Rey Curtis (Benjamin Bratt) in the role of junior detective. This season marked the first Law & Order spinoff, Law & Order: Special Victims Unit (Law & Order: SVU), which features Dann Florek reprising his role of Captain Donald Cragen from the first three seasons of Law & Order. Florek/Cragen appears in both parts of a two-part crossover between the two shows this season, and four other Law & Order: SVU characters appear in episodes of the original series over this season. Steven Hill, who played Adam Schiff, left the series at the end of the 10th season.

Main cast

Recurring cast

Crossover Stars from Law & Order: Special Victims Unit

Departure of Steven Hill

Steven Hill, who played Adam Schiff, was the last first-season member to leave the series; he left at the end of this 10th season and was replaced by Dianne Wiest.

Episodes