Mannix to The Young Marrieds

Mannix returned to TV on an episode of Diagnosis Murder to solve an old unsolved case with the help of Dr Mark Sloan.

Diagnosis Murder's Dr Mark Sloan was defended by Matlock when Sloan was accused of murder

All My Children and Loving feature the fictional Trans Global Airlines

All My Children and General Hospital crossed over a number of times.

The popular drink Slusho from Lost also turns up on Glee.