The Empire Strikes Back was number one at the box office while Ordinary People won big at the Oscars. Other notable movies of the year include:
9 to 5
Airplane!
Altered States
American Gigolo
Atlantic City
Blue Lagoon
Blues Brothers
Bronco Billy
Brubaker
Caddyshack
Can't Stop the Music
Coal Miner's Daughter
The Competition
Dressed to Kill
Elephant Man
Empire Strikes Back
Fame
The Final Countdown
First Deadly Sin
Flash Gordon
Foxes
Friday the 13th
Gilda Live
Hangar 18
Heaven's Gate
Hollywood Knights
Honeysuckle Rose
Hopscotch
It's My Turn
The Jazz Singer
Kagemusha
Little Darlings
Little Miss Marker
Long Riders
Melvin and Howard
My Bodyguard
The Nude Bomb
No Nukes
Oh! Heavenly Dog
Ordinary People
Popeye
Private Benjamin
Private Eyes
Prom Night
Raging Bull
Resurrection
Roadie
Rude Boy
Saturn 3
Seems Like Old Times
Serial
The Shining
Simon
Somewhere in Time
Stalker
Stardust Memories
Stir Crazy
The Stunt Man
Superman II
Tess
The Fog
The Formula
Tom Horn
UFOria
Union City
Up the Academy
Urban Cowboy
Used Cars
When Time Ran Out
Xanadu
Top Five Movies of 1980:
5: Airplane! ($83.4M)
4: Stir Crazy ($101.3M)
3: Nine to Five ($103.3M)
2: Superman II ($108.2M)
1: The Empire Strikes Back ($290.2M)