Artist/Writer
Josh Jones, Liz A. Rost, Bill Gaines, Harry Harrison, Henry Hasse, Joshua G. Harris, Harvey Kurtzman, Wally Wood, Leona D. Cahoj, Graham Ingels, Anna Bolhis, Bart Kamen, Jack Kamen, Al Feldstein
Character
Katey Mulrooney, Professor Dreeben, Professor Von Kugon, Arthur, Zak, Unnamed Gardener, Newton (Comic Artist), Karl, Dr. Froyd, Dave (Inventor), Pat Flanagan, Adelle Bristol (Arthur's Wife), Martha Sonotown (Henry's Wife), Niels Urey Vannevar (Atomic Physicist), Baxter, Professor Donalson, Rosa Martinez (Luis' Wife, Death), Gill Baines (Arthur's Publisher), Julius Quantum (Villain, Death), Hank, Bruce DuPont, Professor Henry Sonotown, Christine, Flora Forner (Henry and Martha's Neighbor), Albo, Edna Manning (Bill's Wife), Mrs. Seymore (George's Mother, Death, Flashback), Argenta President Perez (Villain, Dictator, Death), General Diego (Villain, Death), Professor Einstadt (Flashback), Professor Harlow (Death), Bill Manning, John Whitley, John Seymore (George's Father, Death, Flashback), Bill Kurtz (Comic Artist, Death), George Seymore (Also As George Temporal (Death)) (British Physicist), Garcia (Villain, Argenta's Propaganda Minister, Death), Charlemagne Farbish (Niel's Brother), Luis Martinez (Death), Alien Creature (Villain, Death), Charlie (Blind Man), King (Charlie's Seeing-Eye Dog), Barnes, Bertrum Whitley, Mike Flanagan, Pedro Martinez (Luis and Rosa's Son), Windsor (Comic Artist), Crawford, Cranshaw, Doctor Ballview (Neighbor of Henry and Martha), Arthur Bristol (Comic Artist), Joe (Newspaper Worker)
