Leonard King Lesser (December 3, 1922 – February 16, 2011) was an American character actor and comedian best known for his recurring role as Uncle Leo on Seinfeld. He was also known for his role as Garvin on Everybody Loves Raymond.

KNOWN FOR

Castle
2009
Seinfeld
1991
ER
2005
The Love Boat
1984
Bonanza
1970
Ironside
1971
Falcon Crest
1988
Cold Case
2007
Sabrina, the Teenage Witch
2001
The Rockford Files
1975
Mad About You
1997
Everybody Loves Raymond
1996

FILMOGRAPHY

All
Movies
TV
Acting
168
2009
Castle
as Neighbour
2008
'Til Death
as Gus
2007
Cold Case
as Elmer Gibbins (2007)
2007
The Wedding Bells
as Peppy Miller
2005
Frankenstein & the Werewolf Reborn!
as Inspector Krol (archive footage)
2005
ER
as Woody Ebbots
2004
Baadasssss!
as Manny & Mort Goldberg
2004
Kramer vs. Kramer: Kenny to Cosmo
as Self
2004
Quintuplets
as Morty
2003
Rock Me Baby
as Harvey
2003
Just Shoot Me!
as Uncle Jimmy
2002
Son of the Beach
2001
Sabrina, the Teenage Witch
as Eugene
1998
True Friends
as Mr. Slotnick
1998
The Werewolf Reborn!
as Krol
1998
Amazing Stories: The Movie III
as Old Grave Robber
1998
Smart Guy
as Sidney
1998
Caroline in the City
as Waiter
1997
Boy Meets World
as Arnie Heck
1997
Mad About You
as Uncle Arnold
1996
Everybody Loves Raymond
as Garvin
1996
The John Larroquette Show
as Preacher
1995
Rave Review
as Al
1995
Platypus Man
as Rabbi Rosenbaum
1991
Sorority Girls and the Creature from Hell
as Tex
1991
Seinfeld
as Uncle Leo
1991
thirtysomething
1990
Mob Boss
as Don Caglianoti
1990
Faith
as Uncle Sal
1990
Ain't No Way Back
as Papa Campbell
1990
Tour of Duty
as Clayton - WWII Vet (uncredited)
1989
Spy
as Dr. Obediah Stern
1988
Grandmother's House
as Grandfather
1988
Falcon Crest
as Professor McCloud
1986
Amazing Stories
as Old Grave Robber
1985
Airwolf
as Villain
1985
Amazing Stories
as Old Grave Digger
1984
Du-beat-e-o
as Hendricks
1984
The Love Boat
as Stryker
1983
Hardcastle and McCormick
as Sam
1983
Remington Steele
as Anthony Torrance
1981
Death Hunt
as Lewis
1981
Take This Job and Shove It
as Roach
1981
Through the Magic Pyramid
as Naktah
1981
Simon & Simon
as Slater
1980
Enos
1979
The Main Event
as Trainer At Big Bear
1978
Someone's Watching Me!
as Burly Man
1978
House Calls
as Waiter
1978
Quincy, M.E.
as Dr. DeGroot
1977
Supervan
as Banks
1977
Moonshine County Express
as Scoggins
1977
Ruby
as Barney
1977
Spider-Man
as Henchman
1977
Joyride to Nowhere
as Charlie
1977
The Hardy Boys / Nancy Drew Mysteries
1977
Code R
as Leo
1976
The Outlaw Josey Wales
as Abe
1976
Switch
as Pelky
1976
McMillan & Wife
as Benny Carr
1975
Barbary Coast
as Clerk
1975
Switch
as Salesman
1975
The Rockford Files
as Colby
1974
Truck Stop Women
as Winter
1974
It's Good to Be Alive
as Man at Accident
1974
Kojak
as Mr. Morgan
1974
Medical Center
1974
Kolchak: The Night Stalker
as Crowley
1974
Kojak
as Hinton
1974
The Bob Newhart Show
as Mr. Schwab
1973
Slither
as Jogger
1973
Papillon
as Guard
1972
Dirty Little Billy
as Slits
1972
The Mod Squad
as Burns
1972
Bonanza
as Art Fancher
1972
Delphi Bureau
as Mockthornton
1971
Blood and Lace
as Tom Kredge
1971
Ironside
as Frank Bender
1971
The Partners
1971
All in the Family
as Billy Pendergast
1971
The Bold Ones: The New Doctors
as Joe Boland
1970
Kelly's Heroes
as Platoon Sgt. Bellamy (42nd Engineers)
1970
Green Acres
as Man
1970
Bonanza
as Fred Gaskell
1969
Land of the Giants
as Prisoner
1969
The Outsider
1969
The Bill Cosby Show
as Supervisor
1968
Judd, for the Defense
1967
How I Spent My Summer Vacation
as The Greek
1967
The Last Challenge
as Ed (uncredited)
1967
That Girl
1967
Mr. Terrific
as Novnik
1967
The Monkees
as Red
1967
Get Smart
as Vogel
1967
The Red Skelton Show
as Bum / Slippery Scottty Sutton
1967
The Red Skelton Show
as Killer McBumpoff
1967
The Second Hundred Years
as Norton
1966
Fireball 500
as Man In Garage
1966
Love on a Rooftop
as Junk Shop Owner
1966
The F.B.I.
as Ghost
1966
The Munsters
as Manikoo
1966
Laredo
1966
Run, Buddy, Run
1966
The Monkees
as George
1966
Get Smart
as Luden
1966
My Favorite Martian
as Carlo
1966
The Red Skelton Show
as Percival Cutthroat
1965
How to Stuff a Wild Bikini
as North Dakota Pete
1965
McHale's Navy Joins the Air Force
as NKVD commissar
1965
Bob Hope Presents the Chrysler Theatre
as Le Bombard
1965
Ben Casey
1965
Honey West
as Mr. Crimm
1965
The Rogues
as Priest
1965
My Favorite Martian
as Hank
1965
The Wild Wild West
as Mason
1965
Get Smart
as Rudolph
1964
The Great Adventure
as Varnes
1964
The Outer Limits
as Sforza Water/Power worker
1964
Arrest and Trial
as Biggy
1963
Stoney Burke
as Detective
1963
Temple Houston
as Orley Baldwin
1962
Smog
as Lelio Marpicati
1962
Birdman of Alcatraz
as Burns (uncredited)
1962
Stoney Burke
as Leo
1962
The Red Skelton Show
as Big Mike Miller
1961
The Investigators
as Puppeteer
1961
Hong Kong
as Carl
1960
Bells Are Ringing
as Charlie Bessemer (uncredited)
1960
Please Don't Eat the Daisies
as Waiter at Sardi's (uncredited)
1960
Johnny Staccato
1960
Bat Masterson
as Frank Holloway
1960
The Untouchables
as Gunther
1960
Tombstone Territory
as Hugh Dawson
1960
The Detectives
as Jack Hasset
1960
Lock-Up
as Carl Kincaid
1959
Crime and Punishment USA
as Desk Officer
1959
Mr. Lucky
as Gunman
1959
Peter Gunn
1959
Adventures in Paradise
as Lasser
1959
Tightrope
as The Hood (uncredited)
1959
The Texan
as Matt Kiley
1959
Mickey Spillane's Mike Hammer
as Zig Segman
1959
The Third Man
as Najian
1959
The Jack Benny Program
as Muggsy McGurk
1959
The Red Skelton Show
as Legs
1958
Old Man
as Man with Gun
1958
Some Came Running
as Indianapolis Poker Player (uncredited)
1958
The Man Who Died Twice
as Minelli
1958
Have Gun, Will Travel
as Boldt
1958
Panic!
1958
The Texan
as Brad
1958
The Jack Benny Program
as Bank Robber #2
1958
Schlitz Playhouse of Stars
as Goon #2
1957
Slaughter on 10th Avenue
as Sam (Uncredited)
1957
Dragnet
1957
General Electric Theater
as Friedman
1957
Alfred Hitchcock Presents
as Thug
1957
The Thin Man
1957
Official Detective
1957
Gunsmoke
as Townsman (uncredited)
1957
Schlitz Playhouse of Stars
as First Card Player
1956
Somebody Up There Likes Me
as Reporter at Sparring Session (uncredited)
1956
Lust for Life
as Cartoonist (uncredited)
1955
Shack Out on 101
as Perch
1953
The Big Break
as Hunk
1953
Man Against Crime
as Hoodlum (uncredited)
1950
Suspense
as Man at Baseball Game (uncredited)
1949
Studio One