Enter: The Go-Ray (comic story)

Enter: The Go-Ray was a TV Comic story featuring the First Doctor, John and Gillian.

Summary
On the planet Go-Ray the Doctor, Gillian and John are accused by the inhabitants (who move on wheels not legs) of depleting their nuclear pile's supply of cardium. But, with a little ingenuity, the Doctor is able to restore their power and is granted freedom in return.

Characters

 * First Doctor
 * John and Gillian
 * Go-Rays

Elements

 * cardium
 * mercury

Continuity
to be added