Hope And Gloria to Law & Order: UK

Hope and Gloria's title characters visited Friends' Central Perk.

Caroline in the City's Caroline wished The Single Guy's Jonathan good luck

Fraiser's Niles and Daphne read Caroline in the City's comic strip.

Cheers spun-off Frasier

St Elsewhere's Westphall, Craig and Auschlander visited Cheers' bar

St Elsewhere's Dr Turner was investigated for murder by Homicide's Pembleton and Bayliss.

Law and Order and Homicide crossed over on four episodes

Part of the Law & Order Universe