Bull Coxine has an diabolical three-step plan. Step one, become the first criminal in history to escape from the Prison Asteroid. Step two, squash the Solar Guard. If Tom, Roger and Astro - along with Captain Strong - can't stop him, Coxine will become the tyrannical overlord of the entire Solar System. That's step three. The third book in the Tom Corbett, Space Cadet series. - Summary by Rich Brown Cast List: Narration: KevinS Cadet Tom Corbett, Captain Steve Strong: quartertone Cadet Roger Manning: ToddHW Cadet Astro: Doug42 Bull Coxine: jennlea PA Voice, Solar Guard Medic, Scar-faced Pete, Officer Moore, Squadron Ten Commander: Winnifred Gus Wallace: GregGiordano Luther Simms: Inkell Commander Walters: LCaulkins Space Academy and Ganymede Traffic Control: StaceyM2022 Venusport Chief Petty Officer, Prison Asteroid Sergeant, Pirate Gun Chief Gaillard, Captain "Randy" Randolph: Realfunghi Commissioner Mike Hawks, Bartender Joseph Price, Joe Brooks: HelloCentral Venusian Delegate, Major Alan Savage, Pirate Russell: AgnesRobert Professor Newton, Lieutenant Silvers, Nicholas Shinny: loon Lieutenant Claude: Salvationist Venusport Security Guard, Captain Maitland, Passenger Ship Captain, Major Sommers: tjperkins Luna City Customs Agent, Prison Asteroid Solar Guardsman, Sam Bates: MikeStanich Customs Two: NinaLily Asteroid Belt Audiocast D.J.: jpercival Prison Asteroid Command Tower: silverquill Lieutenant Williams, Pirate "Monkey", Rescue Squad Crew Chief: JonHunterMedia Prison Asteroid Escapee: ShrimpPhish Gil Attardi: SCaulkins