I can’t choose 10, sorry. I can’t even make a list, it’s so hard.
I love most of the movies that have already been mentioned, and several are All-Time Favorites (such as Blade Runner and Real Genius). Of '80’s films NOT mentioned, but that are in my own All-Time Favorites (from any decade) are (in no particular order, except the 1st one, which is my favorite film EVER):
Brazil
Bliss (Ray “Lantana” Lawrence film from 1985)
Birdy
Return To Oz
Fitzcarraldo
Reds
Local Hero
One From The Heart (theatrical version, not the butchered DVD version)
Never Cry Wolf
The Cotton Club
Say Amen Somebody
Louie Bluie (Terry Zwigoff’s first film)
Comfort and Joy
Not in my top tier or anything, but I like these that haven’t been mentioned. Some are classics, some are definitely not, but I thought they should be mentioned. In no particular order:
The Times of Harvey Milk
My Brilliant Career
Excalibur
Sophie’s Choice
Tootsie
Missing
Dragonslayer
The Verdict
An Officer and a Gentleman
The World According To Garp
Diner
Poltergeist
Tender Mercies
The Big Chill
Educating Rita
Testament
The Last Temptation of Christ
The Year of Living Dangerously
Fanny and Alexander
WarGames
Zelig
The Purple Rose of Cairo
Hannah and Her Sisters
Gregory’s Girl
Housekeeping
Starman
Out of Rosenheim (aka Bagdad Cafe)
Splash
El Norte
The Natural
Jesus of Montreal
Romancing The Stone
Streetwise (documentary)
Prizzi’s Honor
Runaway Train
Ran (Akira Kurosawa)
The Adventures of Buckaroo Banzai Across the 8th Dimension
Remo Williams: The Adventure Begins
My Beautiful Laundrette
The Color of Money
The Fly
The Karate Kid
Hope and Glory
Broadcast News
My Life As A Dog
Au revoir les enfants
Babette’s Feast
Working Girl
Moonstruck (shut up, I love that movie)
Swing Shift (ditto)
Who Framed Roger Rabbit
My Left Foot
Steel Magnolias
Lethal Weapon
RoboCop
Predator
I know there’s so many more.