CharacterPieface (Thomas Kalmaku), Lee Kerr, Green Lantern (Tomar-Re), Imi Kann, Bill Baggett (introduction), Sue Williams, Qwardians (villains), Grolls, Batman (Bruce Wayne), Hector Hammond (villain), J. Charles Gantner, Dusty, Dr. Polaris (illusion), Myrwhydden (first appearance, Star Sapphire (Carol Ferris) (villain), Steve Davis, Guardians of the Universe, Aliens, Starlings, Curtis (villain), The Shark (illusion), Magot, Aerialist (Otto Fisher) (first appearance, Bill Bowery, villain), Mrs. Bigelow, Pieface (Tom Kalmaku), Sonar (Bito Wladon) (villain), Peter Hand (first appearance), Energiman (first appearance, Barks Ownley (villain), Casino De Granaco (first appearance), Mayor Post, The Headmen (first appearance, Red Peters (villain), Mr. Marlow (villain), Sinestro (illusion), The Bowerds, Terga, death), Vant Orl (first appearance, Green Lantern (Katma Tui), Judge Jeremiah Jordan, Dr. Light (Arthur Light), Green Lantern (Xax), Snapper Carr), Mr. Keane, Chum Ames (first appearance, Doris, The Shark (also as T.S. Smith), Star Sapphire (Carol Ferris), Lefty, subhumans of Kyrba (flashback), Zamarons (villains), Zorx, Sonar (illusion), atomic energy changeling, Frank, Joe Hand (first appearance), Villain, Atom (Ray Palmer), Terga Kalmaku, Elke Hensen (flashback, Dr. Polaris, Hector Hammond, Mayor Ralph Walters (dream), origin retold), villains), Sinestro (villain), origin), Carl Ferris, Keith Kenyon (first appearance), Biff Moler, Louie Knox (villain), Green Lantern (Abin Sur) (flashback as a magically-created duplicate), Ixnal (only in flashback), Wonder Woman (Diana Prince), Magicko (first appearance), Kal-El), Green Lantern (Hal Jordan), around 10 men working for Barks Ownley (villains), Martian Manhunter, Horace Tolliver, Carol Ferris, Jim Jordan, Evil Star, Golden Blade (first appearance), Wasp-Gang, Justice League of America (Aquaman (Arthur Curry), Pierre (villain), MONA, The Mikrids (villains), Superman (Clark Kent), Black Hand (William Hand) (first appearance, Betty Sloane, David Hand (first appearance), Onu Murtu (as Dorine Clay) (first appearance, Jack Jordan, alien), Shark (villain, The Copter Gang (villains), Ted Alden, Henry Fairfax, Tattooed Man (Abel Tarrant), Mrs. Fairfax, Strong Girl (first appearance), Mrs. Ferris, Iris West, Sally Davis, Flash (Barry Allen)
Series TitleShowcase Presents: Green Lantern