Ruin a movie with just one letter

Enema Mine.

The Lost Starfighter
Pron
Tran
The Ice Store
Hobocop
Ken Hur
Maths of Glory

Peart Harbor
Shawn of the Head
Shot Fuzz
Men in Back
Good Mourning Vietnam
16 Handles
Ferris Beullers Pay Off

The Codfather
Apocalypse Tow
The Blab
The Deer Punter
Dear Presidents

Where Beagles Dare
Puns of Navarone
Hornet’s Best
Batton
Ridge Over the River Kwai
The Longest Say
The Bed Baron
The Pig Trail
True Brit
The Quiet Pan
The Can Who Shot Liberty Valance
Gone With the Rest
Jungle Boot
The Stink
The May Me Mere
Barefoot in the Dark
Legal Beagles
The Bold Man and the Bun
Blue
Blueless
The Good, The Dad, and the Ugly
My Fail Lady
Beat Geste
Done

My favorite:
The Princess and the Frop

Forrest Hump
Shaving Private Ryan

And building on the last one from Gheewiz: the princes and the frog

Akiva
Ghost in the Smell
Spirited Sway
Princeless Mononoke

The Princess Brine (in honor of turkey day)

Ricky
A Single Van
Strikes
Requiem for a Cream
Three Pings
A River Guns Through It
Fuel
Touching the Noid
28 Mays Later

Mad Max : Furry Road.

Pooper.

The Bland Side.

The Lovely Boner.

Rend it like Beckham.

Allen vs Predator.

Binding Nemo.

Lara Croft : Womb Raider.

Free File. Sharlto Copley helps Cillian Murphy do his taxes online.

Robo With A Shotgun
The Friendo of Eddie Coyle
Circle of Friendo
Peter’s Friendo
Red Lawn

Have we already done “The B-Team”?

Dunno. How about the A-Tram?

Do The Right Thong
Fo The Right Thing
Do The Tight Thing
She’s Gotta Save It
Mo’ Betta Clues
He Not Game

The Codfather
It’s a Wonderful Lie
Deon: The Professional
The Lives of Mothers
The Whining

Conan the Destroyed

An American Fail

How to Louse a Guy in 10 Days

Predators