Olvir

Olvir was a space pirate.

Biography
Along with Kari, Olvir mistakenly boarded a ship transporting victims of Lazar's disease to Terminus. His sister had died from the disease. When the ship docked at Terminus, he boarded it in search of Nyssa, who had also caught the disease. (TV: Terminus)

Behind the scenes

 * It is unknown what became of Kari and Olvir afterwards; they are last seen on-screen in part four destroying Terminus's control cables to ensure it no longer poses a threat to the Universe, and then having to work out how to get home.