Adam Colby
From Tardis Wiki, the free Doctor Who reference
Adam Colby was a paleontologist who, along with Maximillian Stael and Thea Ransome, worked for Dr. Fendelman in studying "Eustace". He helped the 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).
