The different incarnations of the series were: •
The Adventures of Sam Spade (1946, ABC) – 13 30-minute episodes •
The Adventures of Sam Spade (1946–49, CBS) – 157 30-minute episodes •
The Adventures of Sam Spade (1949–50, NBC) – 51 30-minute episodes •
The Adventures of Sam Spade (1950–51, NBC) – 24 30-minute episodes
The Adventures of Sam Spade (1946, ABC) :13 30-minute episodes :Starring Howard Duff as Sam Spade and Lurene Tuttle as Effie :(Duff replaced on some occasions by Stephen Dunne) • "Sam and the Guiana Sovereign" (July 12, 1946) • "Sam and the Farewell Murders" (July 19, 1946) • "Sam and the Unhappy Poet" (July 26, 1946) • "Sam and the Psyche" (August 2, 1946) • "Death and Company" (August 9, 1946) • "Two Sharp Knives" (August 16, 1946) • "Zig Zags of Treachery" (August 23, 1946) • "Sam and the Scythian Tiara" (August 30, 1946) • "The Corporation Murders" (September 6, 1946) • "The Dot Marlow Caper, Part 1" (September 13, 1946) • "The Dot Marlow Caper, Part 2" (September 20, 1946) • "The Count on Billy Burke" (September 27, 1946) • "The Gutting of Couffignal" (October 4, 1946)
The Adventures of Sam Spade (1946–1949, CBS) :157 30-minute episodes :Starring Howard Duff as Sam Spade and Lurene Tuttle as Effie :Sponsor:
Wildroot Cream-Oil :Writers:
John Michael Hayes, Gil Doud, Bob Tallman ::Guest stars:
Sandra Gould (played the "new secretary" while Lurene Tuttle was on vacation, in the June 27, 1948, show),
William Conrad,
Jack Webb. • "The Blood Money Caper" (September 29, 1946) • "The Unwritten Law Caper" (October 6, 1946) • "The Ten Clues Caper" (October 13, 1946) • "The Fly Paper Caper" (October 20, 1946) • "The Midway Caper" (October 27, 1946) • "The Certified Czech Caper" (November 3, 1946) • "Sam and the Farewell Murders" (November 10, 1946) • "The Hot Ice Caper" (November 17, 1946) • "The Kandy Tooth Caper, Part 1" (November 24, 1946) (reperformed on
Suspense January 10, 1948) • "The Kandy Tooth Caper, Part 2" (December 1, 1946) (see note for part 1) • "The Minks of Turk Street" (December 8, 1946) • "The Picture Frame Caper" (December 15, 1946) • "Sam and the Three Wise Men" (December 22, 1946) • "The Golden Horeshoe" (December 29, 1946) • "The Liewelyn Caper" (January 5, 1947) • "The Cremona Clock Caper" (January 12, 1947) • "The False Face Caper" (January 19, 1947) • "The Agamemnon Caper" (January 26, 1947) • "The Dead Duck Caper" (February 2, 1947) • "The Girl With The Silver Eyes" (February 9, 1947) • "Inside Story on Kid Slade" (February 16, 1947) • "The Big Production Caper" (February 23, 1947) • "The Uncle Money Caper" (March 2, 1947) • "Orpheus and His Lute" (March 9, 1947) • "The Murder About Bliss" (March 16, 1947) • "Too Many Spades" (March 23, 1947) • "The Dancing Pearl Caper" (March 30, 1947) • "The Poisonville Caper" (April 6, 1947) • "The Double-Scar Caper" (April 13, 1947) • "The Scrooge of Portrero Street" (April 20, 1947) • "The Debutante Caper" (April 27, 1947) • "Duet in Spades" (May 4, 1947) • "The Yule Log Caper" (May 11, 1947) • "The Assistant Murderer" (May 18, 1947) • "Jury Duty" (May 25, 1947) • "The Mishakoff Emeralds" (June 1, 1947) • "The Calcutta Trunk Caper" (June 8, 1947) • "The Convertible Caper" (June 15, 1947) • "The Greek Letter Caper" (June 22, 1947) • "The Cosmic Harmony Caper" (June 29, 1947) • "The Simile Caper" (July 6, 1947) • "The Buff-Orpington Caper" (July 13, 1947) • "Sam and the Unhappy Poet" (July 20, 1947) • "The Gold Rush Caper" (July 27, 1947) • "The Crooked Neck Caper" (August 3, 1947) • "The Commonwealth Tankard" (August 10, 1947) • "The Doctor's Dilemma Caper" (August 17, 1947) • "The Jade Dragon Caper" (August 24, 1947) • "The Corkscrew Caper" (August 31, 1947) • "The Forty-Nine Cent, Caper" (September 7, 1947) • "The Cinderella Caper" (September 14, 1947) • "The April Caper" (September 21, 1947) • "The Madcap Caper" (September 28, 1947) • "The Adam Figg Caper" (October 5, 1947) • "The Tears of Buddha Caper" (October 12, 1947) • "The Untouchable Caper" (October 19, 1947) • "The Bonnie Fair Caper" (October 26, 1947) • "The Wrong Guy Caper" (November 2, 1947) • "The Bow Window Caper" (November 9, 1947) • "The Purple Poodle Caper" (November 16, 1947) • "The Caper With Eight Diamonds" (November 23, 1947) • "The Full House Caper" (November 30, 1947) • "The Palermo Vendetta Caper" (December 7, 1947) • "The Gumshoe Caper" (December 14, 1947) • "The Nick Saint Caper" (December 21, 1947) • "
The Perfect Score Caper" (December 28, 1947) • "The One Hour Caper" (January 4, 1948) • "The Short Life Caper" (January 11, 1948) • "The Pike's Head Caper" (January 18, 1948) • "The Gold Key Caper" (January 25, 1948) • "The Nimrod Caper" (February 1, 1948) • "The Great Drought Caper" (February 8, 1948) • "The Goldie Gates Caper" (February 15, 1948) • "The Mason Grayson Caper" (February 22, 1948) • "The Grim Reaper Caper" (February 29, 1948) • "John's Other Wife's Other Husband" (March 7, 1948) • "The Ides of March Caper" (March 14, 1948) • "The Nightmare Town Caper" (March 21, 1948) • "The Blood Money Payoff" (March 28, 1948) • Title Unknown (April 4, 1948) • "The Judas Caper" (April 11, 1948) • "The Night Flight Caper" (April 18, 1948) • "The Great Lover Caper" (April 25, 1948) • "The Double-S Caper" (May 2, 1948) • "The Curiosity Caper" (May 9, 1948) • "The Girl Called Echs Caper" (May 16, 1948) • "The Navarraise Falcon" (May 23, 1948) • "The Prisoner of Zenda Caper" (May 30, 1948) • "The I.Q. Caper" (June 6, 1948) • "The Honest Cop Caper" (June 13, 1948) • "The Caper with Two Death Beds" (June 20, 1948) • "The Bail Bond Caper" (June 27, 1948) • "The Rushlight Diamond Caper" (July 4, 1948) • "The Wheel of Life Caper" (July 11, 1948) • "The Missing Newshawk Caper" (July 18, 1948) • "The
Mad Scientist Caper" (July 25, 1948) • "The Dry Martini Caper" (August 1, 1948) • "The Bluebeard Caper" (August 8, 1948) • "The Critical Author Caper" (August 15, 1948) • "The Vaphio Cup Caper" (August 22, 1948) • "The Lawless Caper" (August 29, 1948) • "The Stella Starr Caper" (September 5, 1948) • "The Lazarus Caper" (September 12, 1948) • "The Hot 100 Grand Caper" (September 19, 1948) • "The Dick Foley Caper" (September 26, 1948) • "The Sugar Kane Caper" (October 3, 1948) • "The Bostwick Snatch Caper" (October 10, 1948) • "The Rumanian Con Game Caper" (October 17, 1948) • "The Insomnia Caper" (October 24, 1948) • "The Fairley-Bright Caper" (October 31, 1948) • "The S.Q.P. Caper" (November 7, 1948) • "The Gin Rummy Caper" (November 14, 1948) • "The Golden Fleece Caper" (November 21, 1948) • "The Quarter-Eagle Caper" (November 28, 1948) • "The Neveroff Masterpiece Caper" (December 5, 1948) • "The Bouncing Betty Caper" (December 12, 1948) • "The Giveaway Caper" (December 19, 1948) • "The Nick Saint Caper" (December 26, 1948) • "The Three-Sided Bullet Caper" (January 2, 1949) • "The Double Negative Caper" (January 9, 1949) • "The Betrayal in Bumpus Hell Caper" (January 16, 1949) • "The Main Event Caper" (January 23, 1949) • "The Double Life Caper" (January 30, 1949) • "The Firebug Caper" (February 6, 1949) • "The Brothers Keeper Caper" (February 13, 1949) • "The Attitude Caper" (February 20, 1949) • "The Three Cornered Frame Caper" (February 27, 1949) • "The Waltzing Matilda Caper" (March 6, 1949) • "The Underseal Caper" (March 13, 1949) • "The Trojan Horse Caper" (March 20, 1949) • "The Loveletter Caper" (March 27, 1949) • "The Vacation Caper" (April 3, 1949) • "The Stopped Watch Caper" (April 10, 1949) • "Edith Hamilton" (April 17, 1949) • "The Hot Cargo Caper" (April 24, 1949) • "The Battles of Belvedere" (May 1, 1949) • "The Fast Talk Caper" (May 8, 1949) • "The Darling Daughter Caper" (May 15, 1949) • "The Cartwright Clip Caper" (May 22, 1949) • "The Jane Doe Caper" (May 29, 1949) • "The Overjord Caper" (June 5, 1949; AKA "The Corpse in The Murphy Bed") • "Sam and the Guiana Sovereign" (June 12, 1949) • "The Apple of Eve Caper" (June 19, 1949) • "The Goat's Milk Caper" (June 26, 1949) • "The Hamburger Sandwich Caper" (July 3, 1949) • "The Queen Bee Caper" (July 10, 1949) • "The Cuttyhunk Caper" (July 17, 1949) • "The Tears of Night Caper" (July 24, 1949) • "The Hot-Foot Caper" (July 31, 1949) • "The Champion Caper" (August 7, 1949) • "The Sourdough Mountain Caper" (August 14, 1949) • "The Silver Key Caper" (August 21, 1949) • "The Prodigal Daughter Caper" (August 28, 1949) • "The Flashback Caper" (September 4, 1949) • "The Costume Caper" (September 11, 1949) • "Over My Dead Body Caper" (September 18, 1949) • "The Chargogagogmanchogagogchabunamungamog Caper" (September 25, 1949)
The Adventures of Sam Spade (1949–1950, NBC) :51 30-minute episodes :Starring Howard Duff as Sam Spade and Lurene Tuttle as Effie :Sponsor: Wildroot Cream Oil • "The Junior G-Man Caper" (October 2, 1949) • "The Hot Hothouse Caper" (October 9, 1949) • "The Pretty Polly Caper" (October 16, 1949) • Title Unknown (October 23, 1949) • Title Unknown (October 30, 1949) • "The Cheesecake Caper" (November 6, 1949) • "The Blues In The Night Caper" (November 13, 1949) • "The Peacock Feather Caper" (November 20, 1949) • Title Unknown (November 27, 1949) • "The Floppsey, Moppsey and Cottontail Caper" (December 4, 1949) • Title Unknown (December 11, 1949) • "The Whispering Death Caper" (December 18, 1949) • "The Canterbury Christmas 7" (December 25, 1949) • "The Gorgeous Gemini Caper" (January 1, 1950) • "The Third Personville Caper" (January 8, 1950) • "The Phantom Witness Caper" (January 15, 1950) • "The Wedding Belle Caper" (January 22, 1950) • "The Too Many Leads Caper" (January 29, 1950) • "The Black Magic Caper" (February 5, 1950) • "The Crossword Puzzle Caper" (February 12, 1950) • "The Valentine's Day Caper" (February 19, 1950) • "The Cornelius J. Morningside Caper" (February 26, 1950) • "The Homicidal Husband Caper" (March 5, 1950) • "The Barbary Ghost Caper" (March 12, 1950) • "The Emerald Eyes Caper" (March 19, 1950) • "The Bay Psalm Caper" (March 26, 1950) • "The Endurance Caper" (April 2, 1950) • "The Picture Frame Caper" (April 9, 1950) • "The Kansas Kid Caper" (April 16, 1950) • "The Caldwell Caper" (April 23, 1950) • "The Hamite Curse Caper" (April 30, 1950) • "Caper With Marjorie's Things" (May 7, 1950) • "The Prodigal Son Caper" (May 14, 1950) • "The Red Amapola Caper" (May 21, 1950) • "The Honest Thief Caper" (May 28, 1950) • "The V.I.P. Caper" (June 4, 1950) • "The Color Scheme Caper" (June 11, 1950) • "The Elmer Longtail Caper" (June 18, 1950) • "The Toytown Caper" (June 25, 1950) • "The Beryl Green Caper" (July 2, 1950) • "The Runaway Redhead Caper" (July 9, 1950) • "The Man Who Knew Almost Everything Caper" (July 16, 1950) • "The Stormy Weather Caper" (July 23, 1950) • "The Rod And Reel Caper" (July 30, 1950) • "The Bell Of Solomon Caper" (August 6, 1950) • "The Missing Persons Caper" (August 13, 1950) • "The Preposterous Caper" (August 20, 1950) • "The Too Many Clients Caper" (August 27, 1950) • "The Farmer's Daughter Caper" (September 3, 1950) • "The Big Little Woody Caper" (September 10, 1950) • "The Femme Fatale Caper" (September 17, 1950)
The Adventures of Sam Spade (1950–1951, NBC) :24 30-minute episodes :Starring Steve Dunne as Sam Spade and Lurene Tuttle as Effie • "Caper Over My Dead Body" (November 17, 1950) • "The Terrified Turkey Caper" (November 24, 1950) • "The Dog Bed Caper" (December 1, 1950) • "The Dry Gulch" (December 8, 1950) • "The 25/1235679 Caper" (December 15, 1950) • "The Caper Concerning Big" (December 22, 1950) • "The Prodigal Panda Caper" (December 29, 1950) • "The Biddle Riddle Caper" (January 5, 1951) • "The Red Star Caper" (January 12, 1951) • "The Cloak and Dagger Caper" (January 19, 1951) • "The Chateau McCloud Caper" (January 26, 1951) • "The String Of Death Caper" (February 2, 1951) • "The Sure Thing Caper" (February 9, 1951) • "The Soap Opera Caper" (February 16, 1951) • "The Shot in the Dark Caper" (February 23, 1951) • "The Crab Louis Caper" (March 2, 1951) • "The Spanish Prisoner Caper" (March 9, 1951) • "The Sinister Siren Caper" (March 16, 1951) • "The Kimberley Cross Caper" (March 23, 1951) • "The Vendetta Caper" (March 30, 1951) • "The Denny Shane Caper" (April 6, 1951) • "The Civic Pride Caper" (April 13, 1951) • "The Rowdy Dowser Caper" (April 20, 1951) • "The Hail and Farewell Caper" (April 27, 1951) ==References==