Boris Karloff
- The Orbit of Minor Satellites
2026 Vocals
- The Last Repair Shop
2024 The Monster (archive footage) (uncredited)
- Monster Madness: The Golden Age of the Horror Film
2014 Various roles (archive footage)
- Bela Lugosi: The Fallen Vampire
2007 Himself (archive footage)
- Ian Rankin Investigates: Dr. Jekyll & Mr. Hyde
2007 Cabman John Gray (archive footage)
- Terror in the Tropics
2006 Mr. Wong (archive footage)
- The Mesmerist
2003 (archive footage)
- Heroes of Horror
2001 (archive footage)
- The Many Faces of Dracula
2000 The Monster (archive footage)
- Universal Horror
1998 (archive footage)
- How the Grinch Stole Christmas! Special Edition
1994 (voice - archive footage)
- Dracula in the Movies
1992 (archive footage)
- Dracula: A Cinematic Scrapbook
1991 Doctor Gustav Niemann (archive footage)
- Frankenstein: A Cinematic Scrapbook
1991 The Monster / Gustav Niemann / Dr. Jekyll / Mr. Hyde / etc.
- Halloween Monster Bash
1991 Baron Von Leppe (archive footage)
- Abbott and Costello in the Movies
1990 Archival
- Myrna Loy: So Nice to Come Home To
1990 (archive footage)
- Transylvania Twist
1989 Man in Room (archive footage)
- Hollywood Scandals and Tragedies
1988 (archive footage) (uncredited)
- Creepy Classics
1987 Dr. Scarabus - (archive footage)
- Going Hollywood: The '30s
1984 (archive footage)
- The Horror of It All
1983 Frankenstein / Cabman John Gray (archive footage)
- The Horror Show
1979 (archive footage)
- Madhouse
1974 (archive footage)
- Alien Terror
1971 Prof. John Mayer
- Isle of the Snake People
1971 Carl van Molder / Damballah
- Hatchet for the Honeymoon
1970 Gorca (archive footage)
- Curse of the Crimson Altar
1968 Professor John Marsh
- Fear Chamber
1968 Dr. Carl Mandel
- Macabre Serenade
1968 Matthias Morteval
- Targets
1968 Byron Orlok
- Cauldron of Blood
1968 Franz Badulescu
- Mad Monster Party?
1967 Baron Boris von Frankenstein (voice)
- The Sorcerers
1967 Prof. Marcus Monserrat
- How the Grinch Stole Christmas!
1966 Narrator / The Grinch (voice)
- The Ghost in the Invisible Bikini
1966 The Corpse
- The Venetian Affair
1966 Dr. Pierre Vaugiroud
- The Daydreamer
1966 The Rat (voice)
- Die, Monster, Die!
1965 Nahum Witley
- The Comedy of Terrors
1964 Amos Hinchley
- A Fool's World
1964 Narrator
- Bikini Beach
1964 Thanks
- Today's Teens
1964 Narrator
- The Terror
1963 Baron Victor Frederick Von Leppe
- Black Sabbath
1963 Gorca (segment "The Wurdalak")
- The Raven
1963 Dr. Scarabus
- Little Lost Robot
1962 Host
- Arsenic & Old Lace
1962 Jonathan Brewster
- The Incredible Doktor Markesan
1962 Dr. Konrad Markesan
- The Storm
1962
- Who Killed Chung Ling Soo?
1960 Narrator
- Frankenstein 1970
1958 Baron Viktor von Frankenstein
- Corridors of Blood
1958 Dr. Thomas Bolton
- Grip of the Strangler
1958 James Rankin
- Jack the Ripper
1958 Host / Capt. John Elwood / Jonas Atterbury / Dr. Francis Mason
- Destination Nightmare
1958 Host / Ira Perry / Pete Wade Sr. / Professor Charles Goncourt / Morgan Debs
- Heart of Darkness
1958 Mr. Kurtz
- Voodoo Island
1957 Phillip Knight
- The Lark
1957 Bishop Cauchon
- The Juggler of Our Lady
1957 Narrator (voice)
- Rendezvous in Black
1956 Ward Allen
- Sting of Death
1955 Mr. Mycroft
- A Connecticut Yankee
1955 King Arthur
- Sabaka
1955 General Pollegar
- The Island Monster
1954 Don Gaetano
- Abbott and Costello Meet Dr. Jekyll and Mr. Hyde
1953 Dr. Henry Jekyll / Mr. Hyde
- Colonel March Investigates
1953 Colonel March
- The Black Castle
1952 Dr. Meissen
- The Strange Door
1951 Voltan
- Bud Abbott and Lou Costello Meet the Killer, Boris Karloff
1949 Swami Talpur
- Tap Roots
1948 Tishomingo
- Lured
1947 Charles van Druten
- The Secret Life of Walter Mitty
1947 Dr. Hollingshead
- Dick Tracy Meets Gruesome
1947 Gruesome
- Unconquered
1947 Guyasuta, Chief of the Senecas
- Bedlam
1946 George Sims
- The Body Snatcher
1945 John Gray
- Isle of the Dead
1945 Gen. Nikolas Pherides
- House of Frankenstein
1944 Dr. Gustav Niemann
- The Mummy's Curse
1944 Kharis in Flashback (archive footage / uncredited)
- The Climax
1944 Dr. Friedrich Hohner
- The Boogie Man Will Get You
1942 Prof. Nathaniel Billings
- The Devil Commands
1941 Dr. Julian Blair
- Doomed to Die
1940 James Lee Wong
- The Man with Nine Lives
1940 Dr. Leon Kravaal
- Before I Hang
1940 Dr. John Garth
- Black Friday
1940 Dr. Ernest Sovac
- The Ape
1940 Dr. Bernard Adrian
- The Mummy's Hand
1940 Kharis (archive footage / uncredited)
- You'll Find Out
1940 Judge Spencer Mainwaring
- The Fatal Hour
1940 James Lee Wong
- Son of Frankenstein
1939 The Monster
- Devil's Island
1939 Dr. Charles Gaudet
- The Man They Could Not Hang
1939 Dr. Henryk Savaard
- Tower of London
1939 Mord
- British Intelligence
1939 Valdar
- Mr. Wong in Chinatown
1939 Mr. James Lee Wong
- The Mystery of Mr. Wong
1939 James Lee Wong
- Mr. Wong, Detective
1938 James Lee Wong
- The Invisible Menace
1938 Jevries
- Night Key
1937 David Mallory
- Cinema Circus
1937 Himself
- West of Shanghai
1937 "General" Wu Yen Fang
- The Man Who Changed His Mind
1936 Dr. Laurence
- Juggernaut
1936 Dr. Victor Sartorius
- The Walking Dead
1936 John Ellman
- The Invisible Ray
1936 Dr. Janos Rukh
- Charlie Chan at the Opera
1936 Gravelle
- Bride of Frankenstein
1935 The Monster
- The Black Room
1935 Baron Gregor de Berghman / Anton de Berghman
- The Raven
1935 Edmond Bateman
- Hollywood Hobbies
1935 Himself
- The Black Cat
1934 Hjalmar Poelzig
- The Lost Patrol
1934 Sanders
- The House of Rothschild
1934 Count Ledrantz
- Gift of Gab
1934 Himself
- Screen Snapshots No. 11
1934 Himself
- The Ghoul
1933 Prof. Morlant
- Scarface
1932 Gaffney
- The Mask of Fu Manchu
1932 Dr. Fu Manchu
- The Old Dark House
1932 Morgan
- Business and Pleasure
1932 Sheik Ali-Ben Joseph
- Behind the Mask
1932 Jim Henderson
- The Mummy
1932 Imhotep / Ardath Bey
- Night World
1932 'Happy' MacDonald
- The Miracle Man
1932 Nikko
- Skyscraper Souls
1932 Man Approaching Ticket Counter
- Boo
1932 Frankenstein's Monster (edited from "Frankenstein")
- The Cohens and Kellys in Hollywood
1932 Boris Karloff
- Frankenstein
1931 The Monster
- King of the Wild
1931 Mustapha
- Five Star Final
1931 T. Vernon Isopod
- The Criminal Code
1931 Ned Galloway
- Smart Money
1931 Sport Williams
- Tonight or Never
1931 Waiter
- The Mad Genius
1931 Fedor's Father (uncredited)
- The Vanishing Legion
1931 The Voice (voice)
- The Public Defender
1931 The Professor
- Graft
1931 Terry
- The Guilty Generation
1931 Tony Ricca
- Cracked Nuts
1931 Boris - First Revolutionary
- The Yellow Ticket
1931 Drunken Orderly
- I Like Your Nerve
1931 Luigi - Pacheco's Butler
- Young Donovan's Kid
1931 Cokey Joe
- The Bad One
1930 Monsieur Gaston
- The Sea Bat
1930 Corsican
- The Utah Kid
1930 Henchman Baxter
- Burning the Wind
1929 Pug Doran
- The Fatal Warning
1929 Mullins
- The Devil's Chaplain
1929 Boris
- Two Sisters
1929 Cecil
- The Unholy Night
1929 Abdul Mohammed Bey - the Hindu Lawyer (uncredited)
- Behind That Curtain
1929 Beetham's Manservent
- The King of the Kongo
1929 Scarface Macklin
- The Phantom of the North
1929 Jules Gregg
- Sharp Shooters
1928 Cafe Proprietor (uncredited)
- Vultures of the Sea
1928 Grouchy
- The Vanishing Rider
1928 The Villain
- The Little Wild Girl
1928 Maurice Kent
- The Princess from Hoboken
1927 Pavel
- Let It Rain
1927 Crook
- The Meddlin' Stranger
1927 Al Meggs
- Soft Cushions
1927 The Chief Conspirator
- Tarzan and the Golden Lion
1927 Owaza
- Two Arabian Knights
1927 Purser
- The Phantom Buster
1927 Ramon
- The Love Mart
1927 Fleming
- Flaming Fury
1926 Gaspard
- Flames
1926 Blackie Blanchette
- The Golden Web
1926 Dave Sinclair
- The Nickel-Hopper
1926 Dance Hall Masher
- The Bells
1926 The Mesmerist
- The Eagle of the Sea
1926 Pirate (uncredited)
- Old Ironsides
1926 Saracen Guard (uncredited)
- The Greater Glory
1926 Scissors Grinder
- Her Honor, the Governor
1926 Snipe Collins
- The Man in the Saddle
1926 Robber (uncredited)
- Forbidden Cargo
1925 Pietro Castillano
- Without Mercy
1925 Madame Gordon's 2nd Henchman (uncredited)
- Lady Robinhood
1925 Cabraza
- The Prairie Wife
1925 Diego
- Parisian Nights
1925 Pierre
- The Hellion
1924 The Outlaw
- The White Panther
1924 Shere Ali's Aide (as Karloff Boris)
- Dynamite Dan
1924 Tony Garcia
- The Prisoner
1923 Prince Kapolski
- Nan of the North
1922 Undetermined Role (uncredited)
- The Man from Downing Street
1922 Maharajah Jehan
- The Infidel
1922 The Nabob
- The Woman Conquers
1922 Raoul Maris
- The Altar Stairs
1922 Hugo
- Omar the Tentmaker
1922 Imam Mowaffak
- Cheated Hearts
1921 Nei Hamid
- The Cave Girl
1921 Baptiste
- The Hope Diamond Mystery
1921 Priest of Kama-Sita / Dakar
- Without Benefit of Clergy
1921 Ahmed Khan
- The Courage of Marge O'Doone
1920 Tavish
- The Last of the Mohicans
1920 Indian (uncredited)
- The Deadlier Sex
1920 Jules Borney
- The Woman and the Puppet
1920 (uncredited)
- The Prince and Betty
1919 Undetermined Role
- His Majesty, the American
1919 Henchman in cloth cap
