Artist/Writer
Robert Kanigher, Paul Levitz, Dave Wood, George Kashdan, Bob Lerose, Len Wein, Alex Toth, Gerry Conway, Lee Elias, Sid Gerson, Arnold Drake, John Broome, Jack Schiff, Dan Spiegle, Virgil Finlay, Sid Greene, Brian Bolland, Jim Mooney, Jerry Siegel, Ruben Moreira, Gardner Fox, Ray Burnley, Bernard Sachs, Frank Frazetta, Joe Simon, Carl Potts, Murphy Anderson, Otto Binder, Mike Sekowsky, George Roussos, Jack Kirby, Joe Kubert, Nick Cardy, Howard Sherman, Bernard Breslauer, Trevor Von Eeden, Howard Purcell, Sy Barry, Rick Veitch, Edmond Hamilton, Bruce Jones, Dick Sprang, Joe Staton, Carmine Infantino, Gil Kane, Tom Yeates, Mort Weisinger, Manly Wade Wellman, Joe Giella, Mimai Kin
Character
Ultra, the Multi-Alien, Star Hawkins, Lyle, Ilda (Supporting), Ace Arn, Adam Blake (Featured), Wayne Hobard, Space Cabby, Rick Starr (Featured), Karel Sorensen, Bryndon, Gardner Grayle, H. G. Wells, Alanna, Douglas Herald, Colonel Tommy Tomorrow, Captain Brent Wood, Captain Comet (Featured), Space Ranger (Featured), Homer Glint, Adam Strange, Chris KL-99, Commander Artho, Marene Herald, Colonel Tommy Tomorrow (Featured) (Introduction), Hollis Hobard, Master of Doom (Antagonist), Star Rovers Rick Purvis, Ora
