Shows:

• 1) Star Trek: First you must see ALL episodes of ALL five Series, and of course, all the movies (yes, even Star Trek V "Excuse me what does God need with a starship?" It's all good; lighten up :~) If you're really hip you'll get a hold of the animated series too.
• 4400
• Andromeda
• Angel (Joss Whedon)
• Babylon 5 and Crusade: ALL episodes
• Battlestar Galactica (see the original to know your roots, then devour the brilliant remake on Sci-Fi channel)
• Buffy the Vampire Slayer (Joss Whedon)
• Dark Skies
• Dead Like Me
• Dead Zone
• Earth 2
• Earth: Final Conflict
• Farscape
• Firefly (Joss Whedon)
• First Wave
• Harsh Realm (more Chris Carter creation-way better than Millennium)
• Heroes
• Invasion
• Kung Fu (only the original)
• Lost
• Millennium  (some are twisted and dark, but others are real cool) 
• Monty Python
• Northern Exposure (I'm all down wit dat "Harley Davidson meets Nietzsche" philosophy Chris)
• Quantum Leap
• Reboot
• Roswell
• Sliders
• SNL for healing humor
• Space Above and Beyond
• Stargate SG-1/Atlantis
• Strangeworld (Chris Carter again)
• Surface
• Taken
• TechTV (previously ZDTV)
• The Outer Limits (old and new)
• The Prisoner (classic 60's British spy/sci-fi'ish stuff)
• The Tick (animation and live)
• The Twilight Zone
• The Visitor
• West Wing
• WitchBlade
• X-Files and the movie
• X-Men (animated series)

Movies:

• A Fish Called Wanda ("What was the middle part?")
• Ace Ventura: Pet Detective (first one especially)
• Airplane (I & II)
• Alien flicks, all of them (even III)
• All of Me
• American Beauty
• Animal House
• Army of Darkness  (that's right "Mr. Fancy Pants...shop smart,shop S-smart")
• Big Trouble in Little China
• Bill and Ted's Excellent Adventure
• Blues Brothers (there's really only one)
• Braveheart 
• Cocoon I & II
• Caddy Shack
• Chocalat
• Circle of Iron (David Carradine plays dissuader, mentor, and mocker on this groovy quest for enlightenment)
• Close Encounters of the Third Kind
• Dead Poet's Society
• Devil's Advocate
• Dirty Rotten Scoundrels
• Dogma
• Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb
• Eddie and the Cruisers I & II
• ET
• Fiddler on the Roof
• Field of Dreams
• Fletch
• Free Enterprise
• Frequency
• Galaxy Quest
• Gandhi (absolutely golden)
• Ghost Busters (I & II)
• Good Will Hunting
• Happy Gilmore
• Harold and Maude
• Harry Potter (all)
• Heavy Metal
• Highlander (please, do your self a favor, and only see the first one)
• Hudson Hawk
• Ice Pirates
• Independence Day
• James Bond....all of them
• Jesus Christ Superstar (the rock opera has better tunes though, with Ian Gillan from Deep Purple as JC)
• Jimi Hendrix: The Movie
• Joe vs. the Volcano
• Joshua
• K-Pax
• LA Story
• Lady Hawk
• Led Zeppelin: The Song Remains the Same
• Liar Liar
• Little Buddha
• Little Creatures
• Loaded Weapon
• Logan's Run
• Mars Attacks
• Men In Black (and the animated series)
• Monty Python movies, All (I follow the gourd. {maybe not Meaning of Life})
• Mystery Men
• Narnia: The Lion, The Witch and The Wardrobe
• Office Space
• Opportunity Knocks
• Pay It Forward
• Phenomena
• Planes Trains & Automobiles
• Predator (I & II)
• Princess Bride ("Inconceivable!")
• Razor's Edge (Bill Murray meets Eastern Religion)
• Real Genius
• Repo Man
• Roxanne
• Searching for Bobby Fischer
• Serenity (Joss Whedon)
• Small Soldiers
• Sneakers
• So I Married an Axe Murderer
• Spies Like Us
• Star Trek: All...everything...everyone...no exceptions.
• Star Wars: All (kind'a goes without saying, eh?)
• Terminator: All
• The Adventures of Buckaroo Bonzai Across the Eight Dimension
• The Big Chill
• The Duelist (very good movie w/ Keith Carradine and Harvey Keitel in Napoleonic France)
• The Game
• The Mask
• The Matrix
• The Usual Suspects
• They Live
• This is Spinal Tap
• Time Bandits
• Tommy Boy
• Toy Story (I & II)
• Tron
• True Lies
• V for Vendetta
• Wallstreet
• War Games
• Wayne's World
• What About Bob? ("Don't hassle me, I'm local")
• What Dreams May Come
• When a Man Loves a Woman (Meg Ryan and A. Garcia)
• Willow
• X-Men (the movies)

....more to come