Batman to It's Always Sunny in Philadelphia

The Bill Dana Show's Jose Jimenez also appeared as a person sticking his head out the window in a different episode of Batman.

The Danny Thomas Show was originally called Make Room For Daddy (and in syndication all episodes are called

Make Room For Daddy was continued as Make Room For Grandaddy

Make Room for Grandaddy's Williams had Here's Lucy's Lucy Carter as a houseguest

Here's Lucy's Lucy Carter and Mannix's Mannix are held hostage in an episode of Here's Lucy.

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

The airplane that crashed and strand the cast of Lost was Oceanic Airlines Flight 815 also featured on Diagnosis Murder.

Charlie of Lost once dated a girl whose father worked for a paper factory in Slough. The paper factory in Slough is the paper factory of The Office (UK).

David Brent on The Office (UK) wore a Sergio Georgini leather jacket. A Sergio Georgini bag was on It's Always Sunny in Philadelphia.