- For the species, see Grel.
Grell was a guard for the UK Habitat. He discovered that Merdeen was helping people escape to the surface, but before he could tell Drathro, Merdeen shot and killed him. (DW: The Mysterious Planet)
Grell was a guard for the UK Habitat. He discovered that Merdeen was helping people escape to the surface, but before he could tell Drathro, Merdeen shot and killed him. (DW: The Mysterious Planet)