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Fan Casting Sam Rockwell as Jonathan Christopher "Sebastian" Morgenstern in The Mortal Instruments (1988)

prithvirajbasu made this fan casting suggestion on May 7, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Sam Rockwell as Jonathan Christopher Sebastian Morgenstern in The Mortal Instruments (1988)

Sam RockwellUnited States

56 years old
Sam Rockwell is an American actor. He is known for playing distressed police officer Jason Dixon in Martin McDonagh's crime drama Three Billboards Outside Ebbing, Missouri (2017), for which he won ...
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Jonathan Christopher Sebastian Morgenstern in The Mortal Instruments (1988) add character image
Fan Casting

Sam Rockwell

as

Jonathan Christopher "Sebastian" Morgenstern (Sebastian Morgenstern)

in

The Mortal Instruments (1988)

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The Mortal Instruments (1988)

The Mortal Instruments (1988)

If the Mortal Instruments was made into a movie series starting from 1988, properly accurate with the books (as in more so than both the Tv show version and the movie version). Plus 1988 is when ...
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Fan casting suggestion made by:

prithvirajbasu

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Sam Rockwell is known for his roles in Iron Man 2, Three Billboards Outside Ebbing, Missouri, and The Green Mile. He has been suggested by fans for 4,197 roles on myCast, including New Actors in Actors that should be in Quentin Tarantino's 10th movie. Similar actors include Matthew McConaughey, Robert Downey Jr., and Christian Bale. Sam Rockwell was suggested to play Jonathan Christopher "Sebastian" Morgenstern in The Mortal Instruments (1988) by prithvirajbasu. Other actors sugggested to play this role include Laurie Kynaston, Gerard Butler, and Mads Mikkelsen. The Mortal Instruments (1988) has 25 roles, including Hodge Starkweather, Valentine Morgenstern, and Lilith.

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