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