Tarquin Stemmel was Oswald Cobblepot's chief of staff following Edward Nygma's resignation.


Tarquin introduces Oswald to Margaret Hearst, who asks Oswald to do an interview with her about his past actions. Later, Oswald checks Tarquin's office and finds his deceased father's corpse. Tarquin comes in, confused, and in a fit of rage, Oswald beats Tarquin to death with a golf trophy.[1]


Season 3


  1. Cannon, Danny (writer) & Egilsson, Eagle (director) (January 16, 2017). "Mad City: Ghosts". Gotham. Season 3. Episode 12. FOX.