Episodes #1-10
--The Cage (#1, Gene Roddenberry), 1966. (TV: first aired as part of The Menagerie in November, 1966.)
--Where No Man Has Gone Before (#2, Samuel A. Peeples), 1972. (TV: first aired on September 22, 1966.)
--The Corbomite Maneuver (#3, Jerry Sohl), 1966. (TV: first aired on November 10, 1966.)
--Mudd's Women (#4, Stephen Kandel), 1966. (TV: first aired on October 13, 1966.)
--The Enemy Within (#5, Richard Matheson), 1972. (TV: first aired on October 6, 1966.)
--The Unreal McCoy (#6, George Clayton Johnson), 1967. (aka The Man Trap)
(TV: first aired on September 8, 1966.)
--The Naked Time (#7, John D. F. Black), 1967. (TV: first aired on September 29, 1966.)
--Charlie's Law (#8, D. C. Fontana and Gene Roddenberry), 1967. (aka Charlie X)
(TV: first aired on September 15, 1966.)
--Balance of Terror (#9, Paul Schneider), 1967. (TV: first aired on December 15, 1966.)
--What Are Little Girls Made Of? (#10, Robert Bloch), 1975. (TV: first aired on October 20, 1966.)
Episodes #11-20
--Dagger of the Mind (#11, S. Bar-David), 1967. (TV: first aired on November 3, 1966.)
--Miri (#12, Adrian Spies), 1967. (TV: first aired on October 27, 1966.)
--The Conscience of the King (#13, Barry Trivers), 1967. (TV: first aired on December 8, 1966.)
--The Galileo Seven (#14, Simon Wincelberg and Oliver Crawford), 1974. (TV: first aired on January 5, 1967.)
--Court Martial (#15, Don M. Mankiewicz and Steven W. Carabatsos), 1968. (TV: first aired on February 2, 1967.)
--The Menagerie (#16, Gene Roddenberry), 1971. *
(TV: first aired in two parts on November 17, 1966 & November 24, 1966.)
--Shore Leave (#17, Theodore Sturgeon), 1966. (TV: first aired on December 29, 1966.)
--The Squire of Gothos (#18, Paul Schneider), 1975. (TV: first aired on January 12, 1967.)
--Arena (#19, Gene L. Coon), 1968. (TV: first aired on January 19, 1967.)
--The Alternative Factor (#20, Don Ingalls), 1974. (TV: first aired on March 30, 1967.)
Episodes #21-30
--Tomorrow Is Yesterday (#21, D. C. Fontana), 1968. (TV: first aired on January 26, 1967.)
--The Return of the Archons (#22, Boris Sobelman), 1973. (TV: first aired on February 9, 1967.)
--A Taste of Armgeddon (#23, Robert Hamner and Gene L. Coon), 1968. (TV: first aired on February 23, 1967.)
--Space Seed (#24, Carey Wilber and Gene L. Coon), 1968. (TV: first aired on February 16, 1967.)
--This Side of Paradise (#25, Nathan Butler and D. C. Fontana), 1972. (TV: first aired on March 2, 1967.)
--The Devil in the Dark (#26, Gene L. Coon), 1971. (TV: first aired on March 9, 1967.)
--Errand of Mercy (#27, Gene L. Coon), 1968. (TV: first aired on March 23, 1967.)
--The City on the Edge of Forever (#28, Harlan Ellison), 1968. (TV: first aired on April 6, 1967.)
--Operation - Annihilate! (#29, Steven W. Carabatsos), 1968. (TV: first aired on April 13, 1967.)
--Catspaw (#30, Robert Bloch), 1972. (TV: first aired on October 27, 1967.)
Episodes #31-40
--Metamorphosis (#31, Gene L. Coon), 1972. (TV: first aired on November 10, 1967.)
--Friday's Child (#32, D. C. Fontana), 1969. (TV: first aired on December 1, 1967.)
--Who Mourns for Adonais? (#33, Gilbert A. Ralston and Gene L. Coon), 1972. (TV: first aired on September 22, 1967.)
--Amok Time (#34, Theodore Sturgeon), 1969. * (TV: first aired on September 15, 1967.)
--The Doomsday Machine (#35, Norman Spinrad), 1969. * (TV: first aired on October 20, 1967.)
--Wolf in the Fold (#36, Robert Bloch), 1972. (TV: first aired on December 22, 1967.)
--The Changeling (#37, John Meredyth Lucas), 1972. (TV: first aired on September 29, 1967.)
--The Apple (#38, Max Ehrlich and Gene L. Coon), 1972. (TV: first aired on October 13, 1967.)
--Mirror, Mirror (#39, Jerome Bixby), 1969. (TV: first aired on October 6, 1967.)
--The Deadly Years (#40, David P. Harmon), 1972. (TV: first aired on December 8, 1967.)
Episodes #41-50
--I, Mudd (#41, Stephen Kandel and David Gerrold), 1967. (TV: first aired on November 3, 1967.)
--The Trouble with Tribbles (#42, David Gerrold), 1969. * (TV: first aired on December 29, 1967.)
--Bread and Circuses (#43, Gene Roddenberry and Gene L. Coon), 1975. (TV: first aired on March 15, 1968.)
--Journey to Babel (#44, D. C. Fontana), 1971. (TV: first aired on November 17, 1967.)
--A Private Little War (#45, Don Ingalls and Gene Roddenberry), 1974. (TV: first aired on February 2, 1968.)
--The Gamesters of Triskelion (#46, Margaret Armen), 1968. (TV: first aired on January 5, 1968.)
--Obsession (#47, Art Wallace), 1973. (TV: first aired on December 15, 1967.)
--The Immunity Syndrome (#48, Robert Sabaroff), 1973. (TV: first aired on January 19, 1968.)
--A Piece of the Action (#49, David P. Harmon and Gene L. Coon), 1971. (TV: first aired on January 12, 1968.)
--By Any Other Name (#50, D. C. Fontana and Jerome Bixby), 1972. (TV: first aired on February 23, 1968.)
Episodes #51-60
--Return to Tomorrow (#51, Gene Roddenberry and John T. Dugan), 1973. (TV: first aired on March 8, 1968.)
--Patterns of Force (#52, John Meredyth Lucas), 1968. (TV: first aired on February 16, 1968.)
--The Ultimate Computer (#53, D. C. Fontana and Laurence N. Wolfe), 1973. (TV: first aired on February 9, 1968.)
--The Omega Glory (#54, Gene Roddenberry), 1974. (TV: first aired on March 1, 1968.)
--Assignment: Earth (#55, Gene Roddenberry and Art Wallace), 1969. (TV: first aired on March 29, 1968.)
--Spectre of the Gun (#56, Lee Cronin), 1969. (aka The Last Gunfight) (TV: first aired on October 25, 1967.)
--Elaan of Troyius (#57, John Meredyth Lucas), 1972. (TV: first aired on December 20, 1968.)
--The Paradise Syndrome (#58, Margaret Armen), 1972. (TV: first aired on October 4, 1968.)
--The Enterprise Incident (#59, D. C. Fontana), 1971. (TV: first aired on September 27, 1968.)
--And the Children Shall Lead (#60, Edward J. Lasko), 1968. (TV: first aired on October 11, 1968.)
Episodes #61-70
--Spock's Brain (#61, Lee Cronin), 1972. (TV: first aired on September 20, 1968.)
--Is There in Truth No Beauty? (#62, Jean Lisette Aroeste), 1974. (TV: first aired on October 18, 1968.)
--The Empath (#63, Joyce Muskat), 1974. (TV: first aired on December 6, 1968.)
--The Tholian Web (#64, Judy Burns and Chet Richards), 1972. (TV: first aired on November 15, 1968.)
--For the World Is Hollow and I Have Touched the Sky (#65, Rik Vollaerts), 1972. (TV: first aired on November 8, 1968.)
--Day of the Dove (#66, Jerome Bixby), 1975. (TV: first aired on November 1, 1968.)
--Plato's Stepchildren (#67, Meyer Dolinsky), 1975. (TV: first aired on November 22, 1968.)
--Wink of an Eye (#68, Arthur Heineman and Lee Cronin), 1975. (TV: first aired on October 18, 1968.)
--That Which Survives (#69, John Meredyth Lucas and D. C. Fontana), 1973. (TV: first aired on January 24, 1969.)
--Let That Be Your Last Battlefield (#70, Oliver Crawford and Lee Cronin), 1972. (TV: first aired on January 10, 1969.)
Episodes #71-79
--Whom Gods Destroy (#71, Lee Erwin and Jerry Sohl), 1972. (TV: first aired on January 3, 1969.)
--The Mark of Gideon (#72, George F. Slavin and Stanley Adams), 1972. (TV: first aired on January 17, 1969.)
--The Lights of Zetar (#73, Jeremy Tarcher and Shari Lewis), 1972. (TV: first aired on January 31, 1969.)
--The Cloud Minders (#74, Margaret Armen, David Gerrold, and Oliver Crawford), 1972. (TV: first aired on February 28, 1969.)
--The Way to Eden (#75, Arthur Heinemann and Michael Richards), 1972. (TV: first aired on February 21, 1969.)
--Requiem for Methuselah (#76, Jerome Bixby), 1972. (TV: first aired on February 14, 1969.)
--The Savage Curtain (#77, Gene Roddenberry and Arthur Heinemann), 1972. (TV: first aired on March 7, 1969.)
--All Our Yesterdays (#78, Jean Lisette Aroeste), 1971. (TV: first aired on March 14, 1969.)
--Turnabout Intruder (#79, Gene Roddenberry and Arthur H. Singer), 1972. (TV: first aired on June 3, 1969.)