Adam Colby

Adam Colby was a palaeontologist who, along with Maximillian Stael and Thea Ransome, worked for Dr. Fendelman in studying "Eustace". He owned a dog called Leaky.

Colby helped the Fourth Doctor and Leela defeat the Fendahl. (DW: Image of the Fendahl) Even more then a decade later, Colby suffered from night terrors and paralysing nightmares according to Isaac Summerfield (NA: Return of the Living Dad).