Brent Wood and Lon Vurian were fellow cadets of Tommy Tomorrow, adopted son of General Horatio Tmorrow, in the 21st century of Earth-One that weee among the premier law enforcement officers of the Planeteers. While have na siers of adventures with Tomirrow, Tommy's alternate timeline version had more down to Earth tales wth his girlfriend Spirit in a post-Great disaster world. Tommy's Earth-Two counterpart Sandy Hawkins was a 21st century hero born in the middle of the 20h century and kept in suspended animation for decades.
Mark Marson and Monty Montague were a pair of officers of the Interplanetary Police in the 21st century of Earth-Two that were sent to locate he missing Professor Hillary, inventor of a sun ray cannon. Hillary's daughter Gail accompanies them to the Red Planet, wherein the evil leader their transforms her skin to a reddish hue. The trio are able to track the Professor down, and assume another mission that remains unresolved, presumably tied to the Space Legion.