Headhunter's Holosuite Wiki
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Includes a running list of characters who are known only by their last name.

Supergirl[]

Supergirl 1x02 002

Hartmann, first name unknown was a male agent of the government watchdog group known as the Department of Extranormal Operations (D.E.O.). He operated out of the D.E.O. headquarters in National City.

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