David E. Kelley wrote this concurrently as he was writing Ally McBeal, and he won Emmys for both shows in the same year; one for best comedy and one for best drama. This has never been done before or since.
Won the Emmy Award for either Guest Actor in a Drama Series or Guest Actress in a Drama Series every year in which it aired: (John Larroquette (1998), Edward Herrmann (1999), James Whitmore and Beah Richards (2000), Michael Emerson (2001), Charles S. Dutton (2002), Alfre Woodard (2003), William Shatner and Sharon Stone (2004).
Lara Flynn Boyle had this to say after getting fired from the Practice (along with most of the cast) in Season 7: "We gave our heart and soul to The Practice and we were dispensed of for whatever reason there is. We didn't make any decision. We had a decision that was translated to us. ... I always think honesty and being upfront with people is the best way to be correct. In this situation, that did not happen."
Five of the six actors who play defense attorneys made guest appearances on Lei & Ordem (1990). Dylan McDermott is the only one who did not. In 2021, McDermott became a cast member on Law and Order: Organized Crime.
For the sixth season's finale, David E. Kelley filmed two different endings. One in which Lindsay Dole (Kelli Williams) was found not guilty, and one in which she was found guilty. Even the cast didn't know which ending it would be, until it was aired.