Penis Bueller's Day Off
Penis At Bernies
Charlie And The Chocolate Penis
The Sound Of Penis

Clint Eastwood edition:

The Good, the Bad and the Penis
A Fist Full of Penis
Play Penis for Me
Every Which Way but Penis
Dirty Penis
White Hunter, Black Penis
The Penis of Madison County
In the Line of Penis
Million Dollar Penis
The Penises of Our Fathers
Penis with the Curve

Damn, didn't see that

For all the one-word films:

Penis

Penisspotting
Blue is the Warmest Penis

The Pursuit of Happenis

:rofl:

Play Penis For Me was great too.

Withnail and Penis
Grumpy Old Penis
Twin Peaks: Penis Walk With Me
Whatever Happened To Baby Penis?
This Is Penis Tap

Dr. Strangelove or: How I Learned to Stop Worrying and Love the Penis

Yes! Good one.

Penis Unchained
The Penis Bride
Penis In Pink
Mr. Penis Goes To Washington
Night Of The Living Penis (or Night Of The Penis Dead, I'm cheating)

Being John Malkoviche's Penis
The Penises of Wrath