|Dr. Terrence Thirteen|
|Citizen of the United States with no criminal record.|
|Nation or Planet of Origin|
|Base of Operations|
Normal human with an analytical mind and exceptional powers of observation.
|Spooks and Specters|
Tales of the Unexpected Vol. 2
|Star-Spangled Comics #122 (Nov. 1951)|
France Herron & Leonard Starr or Bill Ely
Note: Creators' credit is in question and subject to debate.
Descendant from a family branded and persecuted as witches and warlocks by those ignorant of science, Terry Thirteen was convinced by his father to never believe his life was governed by anything other than natural causes.
Using his analytical mind and exceptional powers of observation Terry became an expert in the field of psychic phenomena, going by the name Dr. Thirteen.
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