More American films:
The Chamber
In Cold Blood
If we don't limit ourselves to American films, there's also:
Modern:
Dance with a Stranger (last woman executed in England)
Kieslowski's Decalogue 5 (?) or A Short Film about Killing
Let Him Have It
Historical:
A Tale of Two Cities
Danton
-- almost any film about the French Revolution
Mary, Queen of Scots
Elizabeth
Lady Jane
Modern Historical:
Breaker Morant
Merry Christmas, Mr. Lawrence
Shari L. Rosenblum
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Screen-L is sponsored by the Telecommunication & Film Dept., the
University of Alabama: http://www.tcf.ua.edu