Production Credits
Mark Leitner has 7 production credits.Writing
Credited for Writer in 4 shows - Spartacus, Marvel's Agents of S.H.I.E.L.D., Marvel's Agents of S.H.I.E.L.D.: Slingshot and Helstrom.
Credited for Executive Story Editor in 1 show - Helstrom.
Credited for Teleplay in 1 show - Marvel's Agents of S.H.I.E.L.D..
Credited for Story Editor in 1 show - Marvel's Agents of S.H.I.E.L.D..