Callis Fel-Fotch Heppen-Bar Slitheen

Callis Fel-Fotch Heppen-Bar Slitheen was a member of the Slitheen family in the 26th century. He broke into Justicia to rescue his relatives, Ecktosca Fel-Fotch Heppen-Bar Slitheen and Dram Fel-Fotch Heppen-Bar Slitheen. With help from the Doctor, the three of them escaped. (NSA: The Monsters Inside)