Law & Order is one of the most successful series on television.
The original - created by Dick Wolf - ran for 20 seasons and its spin-off Law & Order SVU is the longest-running live-action scripted American primetime series. In February this year, it was renewed for a 22nd, 23rd and 24th seasons.
The series launched the careers of some very famous A-listers, one of them Samuel L Jackson.
In this video, MsMojo takes a look at the most interesting Law & Order guests who are now big stars in their own right. The countdown includes Jessica Chastain, John Krasinski, Mahershala Ali and Adam Driver.
Compiled by Leandra Engelbrecht