There have been several films based on the Leopold and Loeb story, and I've kind of been making it a point to watch them all, so this is where I'm ranking them.

UPDATE: I somehow found 3 more: Funny Games (1997), R.S.V.P. (2002), and Funny Games (2007).

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Status: 3 more films to watch (see above)
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My "Series Ranking" series, completed:
Moogic's Ranking of Black Mirror
Moogic’s Ranking of the Harry Potter Films
Moogic's Ranking of the Land Before Time Films
Moogic’s Ranking of the Middle Earth Films
Moogic's Ranking of the Twilight Saga

My "Series Ranking" series, in progress:
Moogic's Ranking of films based on the Leopold and Loeb story
Moogic's Ranking of Lifetime Movie Club Movies
Moogic’s…