1 Jim Carey - Liar, Liar
2 Charlie Chaplin - The Great Dictator
This may be the best movie performance in history. - errrr
Chaplin portrayed both characters always made me think they are look alikes. I'm confused. This iconic little Tramp should deserve to be number 1.
3 Robin Williams - Mrs. Doubtfire
Golden Globe Award for Best Actor - Motion Picture Musical or Comedy (1993) - Metal_Treasure
4 Peter Sellers - Dr. Strangelove
Three outstanding and unique characters in one movie without it being at all distracting or convoluted. It is very possible for a viewer to not even notice it's the same actor. Remarkable. Has this type of performance ever been approached elsewhere? - Billyv
Never equaled or even approached.
5 Jeff Bridges - The Big Lebowski
Jeffrey Leon "Jeff" Bridges is an American actor, singer and producer. He comes from a prominent acting family, and appeared on the television series Sea Hunt, with his father, Lloyd Bridges and brother, Beau Bridges. V 1 Comment
6 Will Ferrell - Step Brothers
7 John C. Reilly - Step Brothers
8 Will Ferrel - Elf
His acting in this movie was incredible - Martinglez
SANTA! - Unicorn
9 Jim Carey - Dumb and Dumber
10 Robert De Niro - Meet the Parents
11 Leslie Nielsen - Airplane!
12 Diane Keaton - Annie Hall
13 Jack Black - School of Rock
Thomas Jacob "Jack" Black is an American actor, singer, musician and comedian. His acting career has been extensive, starring primarily in comedy films. Black is the lead vocalist of the comedic rock group Tenacious D, which he formed in 1994 with friend Kyle Gass. They have released the albums Tenacious ...read more.
14 John Belushi - Animal House
Sheer genius on the level of Chaplin and few others.
15 Graham Chapman - Monty Python and the Holy Grail
Graham Arthur Chapman was an English comedian, writer, actor, and one of the six members of the surreal comedy group Monty Python.
The only monty python one here so I'll go with it! - LiamNeeson
16 Adam Sandler - Happy Gilmore
17 Kevin Kline - A Fish Called Wanda
Win-Academy Award for Best Actor in a Supporting Role. - BeatlesFan1964
18 Eddie Murphy - Bowfinger
Crossing the highway... twice, LOL - Metal_Treasure
19 Dustin Hoffman - Tootsie
Dustin Lee Hoffman is an American actor and director with a career in film, television, and theatre since 1960. He has been known for his versatile portrayals of antiheroes and vulnerable characters.
20 Mike Myers - The Cat in the Hat
21 Jack Nicholson - Something's Gotta Give
22 Michael Palin - A Fish Called Wanda
"Can I kiss you, Ken? "
NO YOU CAN'T! - MontyPython
23 Will Ferrell - Anchorman: The Legend of Ron Burgundy
24 Marty Feldman - Young Frankenstein
25 Diane Keaton - Something's Gotta Give
26 Jim Carrey - Bruce Almighty
27 Jason Day - Horrible Bosses
Do you mean Jason Bateman, Jason Sudeikis, or Charlie Day? - BeatlesFan1964
28 Tom Cruise - Tropic Thunder
Nominated - Golden Globe for Best Supporting Actor in a Motion Picture, - BeatlesFan1964
29 Zach Galifianakis - The Hangover
30 Owen Wilson - Zoolander
31 Steve Martin - The Jerk
Wow... He doesn't like these cans! STAW AWAY FROM THE CANS! - MontyPython
32 Gene Wilder - Young Frankenstein
Jerome Silberman, known professionally as Gene Wilder, is an American stage and screen comic actor, screenwriter, and author. Wilder began his career on stage, and made his screen debut in the TV-series Armstrong Circle Theatre in 1962. On August 28th 2016, Wilder died due to complications with Alzheimer's ...read more.
33 Steve Martin - Bowfinger
34 Charlie Chaplin - The Kid
35 Mandy Patinkin - The Princess Bride
36 Allen Covert - Grandma's Boy
37 Eddie Murphy - Showtime
38 Charlie Chaplin - Modern Times
39 Jack Lemmon - Some Like It Hot
40 Steve Martin - All of Me
41 Billy Bob Thornton - Bad Santa
42 Robert Downey Jr. - Tropic Thunder
44 Dan Aykroyd - The Blues Brothers
45 Alan Arkin - The Russians Are Coming, the Russians Are Coming!
46 Zach Galifianakis - The Campaign
47 Goldie Hawn - Overboard
48 Zero Mostel - a Funny Thing Happened On the Way to the Forum
Another genius-level comedian who has been lost to history.
49 Tom Green - Freddy Got Fingered
50 Sacha Baron Cohen - Borat
Sacha Noam Baron Cohen is an English actor, comedian, and screenwriter. A graduate of Christ's College, Cambridge, Baron Cohen is most widely known for creating and playing five fictional characters: Ali G, Borat Sagdiyev, Brüno Gehard, Admiral General Aladeen and Nobby Butcher.