The American Film Institute 1997 top 10....but there are 45 spots in total.
1.Dr. Hannibal Lecter
Anthony Hopkins
The Silence of the Lambs
1991
2.Norman Bates
Anthony Perkins
Psycho
1960
3.Darth Vader
David Prowse (voiced by James Earl Jones)
The Empire Strikes Back
1980
4.The Wicked Witch of the West
Margaret Hamilton
The Wizard of Oz
1939
5.Nurse Ratched
Louise Fletcher
One Flew Over the Cuckoo's Nest
1975
6.Mr. Potter
Lionel Barrymore
It's a Wonderful Life
1946
7.Alex Forrest
Glenn Close
Fatal Attraction
1987
8.Phyllis Dietrichson
Barbara Stanwyck
Double Indemnity
1944
9.Regan MacNeil (as possessed by "Satan")
Linda Blair (voiced by Mercedes McCambridge)
The Exorcist
1973
10.The Evil Queen
The rest of the list
11.
Michael Corleone
Al Pacino
The Godfather Part II
1974
12.
Alex DeLarge
Malcolm McDowell
A Clockwork Orange
1971
13.
HAL 9000
Voice of Douglas Rain
2001: A Space Odyssey
1968
14.
The Alien
Bolaji Badejo
Alien
1979
15.
Amon Goeth
Ralph Fiennes
Schindler's List
1993
Historical figure
16.
Noah Cross
John Huston
Chinatown
1974
17.
Annie Wilkes
Kathy Bates
Misery
1990
18.
The Shark
"Bruce"[2]
Jaws
1975
19.
Captain Bligh
Charles Laughton
Mutiny on the Bounty
1935
Historical figure
20.
Man
Voiced by Paul Starrs
Bambi
1942
21.
Mrs. Eleanor Iselin
Angela Lansbury
The Manchurian Candidate
1962
22.
Terminator
Arnold Schwarzenegger
The Terminator
1984
23.
Eve Harrington
Anne Baxter
All About Eve
1950
24.
Gordon Gekko
Michael Douglas
Wall Street
1987
25.
Jack Torrance
Jack Nicholson
The Shining
1980
26.
Cody Jarrett
James Cagney
White Heat
1949
27.
Martians
Various
The War of the Worlds
1953
28.
Max Cady
Robert Mitchum
Cape Fear
1962
29.
Reverend Harry Powell
Robert Mitchum
The Night of the Hunter
1955
30.
Travis Bickle
Robert De Niro
Taxi Driver
1976
31.
Mrs. Danvers
Judith Anderson
Rebecca
1940
32.
Clyde Barrow and Bonnie Parker
Warren Beatty and Faye Dunaway
Bonnie and Clyde
1967
Historical figures
33.
Count Dracula
Bela Lugosi
Dracula
1931
34.
Dr. Szell
Laurence Olivier
Marathon Man
1976
35.
J.J. Hunsecker
Burt Lancaster
Sweet Smell of Success
1957
Based upon columnist Walter Winchell
36.
Frank Booth
Dennis Hopper
Blue Velvet
1986
37.
Harry Lime
Orson Welles
The Third Man
1949
38.
Caesar Enrico Bandello
Edward G. Robinson
Little Caesar
1931
39.
Cruella De Vil
Voice by Betty Lou Gerson
One Hundred and One Dalmatians
1961
40.
Freddy Krueger
Robert Englund
A Nightmare on Elm Street
1984
41.
Joan Crawford
Faye Dunaway
Mommie Dearest
1981
Historical figure
42.
Tom Powers
James Cagney
The Public Enemy
1931
43.
Regina Giddens
Bette Davis
The Little Foxes
1941
44.
Baby Jane Hudson
Bette Davis
What Ever Happened to Baby Jane?
1962
45.
The Joker
Jack Nicholson
Batman
1989
46.
Hans Gruber
Alan Rickman
Die Hard
1988
47.
Tony Camonte
Paul Muni
Scarface
1932
48.
Verbal Kint
Kevin Spacey
The Usual Suspects
1995
49.
Auric Goldfinger
Gert Fröbe (voiced by Michael Collins)
Goldfinger
1964
50.
Detective Alonzo Harris
Denzel Washington
Training Day
2001
Thanks, I remember that list. It's pretty ancient. 20 years. Before 911. So much has changed. So many more villains offered.
I love "One Flew Over..." but Nurse Ratchet? Verbal Kint, a great villain? Joan Crawford in Mommy Dearest? Really? I take that list with a gay grain of salt.