Ruin a movie with just one letter

No country for bold men

Top Fun

Shes gotta shave it

Pulp Friction

The hay after tomorrow

Love, Eat Play ( a french softporno directed by @scharmers)

Splash! > Slash!

Red Dawg
BvS: Lawn of Justice
The Deer Punter
Man of Steal
Snotlight
La La Band

My all John Cusack edition:
Sixteen Candies
Wetter Off Dead
The Sure Thong
Pay Anything…
The Grafters
Sigh Fidelity
Pushing Tim
Hot Tub Mime Machine

Evil Mead (Screwtop Edition)
Popewe

Cloak and Danger
Heath and the Maiden
Phat Dreams May Come
The Adventures of Boron Munchausen
I Want to Jive!
The House of Girth

Supperman

The Prey
Allen
The Wraith of Khan
The Cookie
Field of Creams

Miami Lice

Pilates of the Caribbean

Frida the 13th
Children of the Korn
Nightmare on Elmo Street

A Bridge Too Fat

Wifeboat
Star Bars
Bang 'Em High
High Loon
The Wrong Van
The Puppet Movie
Last Mango in Paris
Honky Monk

How about the Japanese classics:

Nan
No

The Story of U

And of course…

Tampono

Glue Ruin
Greek Room
What We Do on the Shadows
Get Nut
Lights Rut
Friday Night Eights
Many Given Sunday

Shaving Private Ryan been mentioned already?

I believe yes, someone else has already misunderstood the rules in that particular way.

Technically it’s not breaking the rules as I understand them.

A Liver Runs Through it

Das Book