Movies (an eclectic mix):
Lock Stock and 2 Smoking Barrels
Snatch
Reservoir Dogs
Django Unchained
Inception
The Matrix (only the original)
Rocky, probably no.4 is my favourite (you work out during the film when he does, those are the rules)
Gladiator
Pirates of the Caribbean (no.1)
The Godfather
Oceans 11
House of Flying Daggers
Hero
Ratatouille (largely for the music - but the story is also awesome)
Love Actually (don't be judgin'!)
Top Gun
Star Wars (the original trilogy)
Swordfish
Burn After Reading
Monty Python Films
Hot Fuzz (which was filmed just down the road from where I live, says a lot - it is also largely true)
Bourne Identity
Kill Bill
Layer Cake
All Bond Films (even the crap ones)
Moulin Rouge
No Country for Old Men
Lucky Number Slevin
Seven Psychopaths
Batman (the recent films)
Lord of the Rings (watched all three director's cut versions straight through once #worthit)
Anchorman
Taxi (the french one)
There are many more, but I cannot list them all,
Series:
Hustle
Spooks
Scrubs
Community
Top Gear (does that count...?)
The Big Bang Theory
Random British Dramas that people will not have heard of ...
- - - Updated - - -
Oh, and plus one for Black Books, The I.T. Crowd, and Sherlock. Also love Father Ted.