1x17 Brothers

This is a list of the "Law & Order" and "Chicago" franchises, which frequently crossover with each other, as well as other TV shows and movies they crossover with, or at least share the same universe.

FIRST SHOW: Cheers - S03E02
LAST SHOW: Adventures of Sonic the Hedgehog - S01E30

SHOWS STARTED:
Total Eclipse
Veronica Mars
Supernanny UK
Love is Blind
The O.C.

SHOWS COMPLETED:
Keys
Lie to Me
Unbelievable
Looking for Alaska