1. The Wall
2. Donnie Darko
3. Fear and Loathing in Las Vegas
4. Jacob's Ladder
5. Requiem for a dream
6. Yellow Submarine
7. 2001: A Space Odyssey
8. The Matrix
9. Eternal Sunshine of the Spotless Mind
10. Sin City
Fear Can Hold You Prisoner, Hope Can Set You Free
Quite a difficult and subjective topic to respond to but, if I were given free reign (and the necessary 'convalescence' time afterward) to a binge viewing whilst tripping I might want to watch;
http://www.imdb.com/title/tt0015532/?ref_=fn_tt_tt_2
http://www.imdb.com/title/tt0094625/?ref_=fn_al_tt_2
http://www.imdb.com/title/tt0066808/?ref_=nv_sr_1
http://www.imdb.com/title/tt0215729/?ref_=fn_al_tt_1
http://www.imdb.com/title/tt0414993/?ref_=fn_al_tt_4
http://www.imdb.com/title/tt0119177/?ref_=nv_sr_1
http://www.imdb.com/title/tt0374546/?ref_=nv_sr_1
http://www.imdb.com/title/tt0092965/?ref_=nv_sr_1
http://www.imdb.com/title/tt0079944/?ref_=nv_sr_1
http://www.imdb.com/title/tt0472043/?ref_=nm_flmg_dr_2
the possible drawback to some of these would be unintended boredom/distraction or the subjective 'kitsch-ification' of a piece of art due to a clash of context versus content.
My God it's full of stars...