Dreams.

Top Left-Bottom Right:

Ivan's Childhood (1962)
Dougal and the Blue Cat (1972)
Nocturne (1980)
Enter the Void (2009)
The Big Lebowski (1998)
2001: A Space Odyssey (1968)
The Cabinet of Dr. Caligari (1920)
Birdman (2014)
The Elephant Man (1980)
Digimon Tamers (2001-2002)
The Shining (1980)
American Beauty (1999)
Cowboy Bebop (1998-1999)
Vertigo (1958)
Leaving Las Vegas (1995)
The Red Shoes (1948)
Watership Down (1978)
Under the Skin (2013)
Sexy Beast (2000)
An American Werewolf in London (1981)
Citizen Kane (1941)
Spiderman (1994)
Shutter Island (2010)
Total Recall (1990)
Un Chien Andalou (1929)
The Wizard of Oz (1939)
Pi (1998)
Raising Arizona (1987)
127 Hours (2007)
Manhattan (1979)
The Nightmare on Elm Street (1984)
Bronson (2008)
A Clockwork Orange (1971)

By Jack D. Phillips