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Fan Casting Dylan O'Brien as Sebastian Morgenstern in The Mortal Instruments

prithvirajbasu made this fan casting suggestion on January 26, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Dylan O'Brien as Sebastian Morgenstern in The Mortal Instruments

Dylan O'BrienUnited States

33 years old
Dylan Rhodes O'Brien (born August 26, 1991) is an American actor. His first major role was Stiles Stilinski on the MTV supernatural drama Teen Wolf (2011–2017), where he was a series regular during...
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Sebastian Morgenstern in The Mortal Instruments add character image
Fan Casting

Dylan O'Brien

as

Sebastian Morgenstern

in

The Mortal Instruments

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The Mortal Instruments

The Mortal Instruments

by Cassandra Clare
TMI if I casted the 2013 movie and the movie series continued. So yes some people are too old to play the characters now but not if we got a whole movie series from 2013-2018 :(
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Fan casting suggestion made by:

prithvirajbasu

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Dylan O'Brien is known for his roles in The Maze Runner, Maze Runner: The Death Cure, and Maze Runner: The Scorch Trials. He has been suggested by fans for 18,703 roles on myCast, including Atlas Corrigan in It Ends With Us. Similar actors include Ansel Elgort, Liam Hemsworth, and Logan Lerman. Dylan O'Brien was suggested to play Sebastian Morgenstern in The Mortal Instruments by prithvirajbasu. Other actors sugggested to play this role include Evan Peters. The Mortal Instruments has 41 roles, including Hodge Starkweather, Magnus Bane, and Jocelyn Fairchild.

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