Seth Morris is an American actor, comedian and writer. He portrays Greg Glaser in Big Mouth.


Character Episode Season Episode No.
Greg Glaser Am I Gay? 1 3
Greg Glaser Sleepover: A Harrowing Ordeal of Emotional Brutality 1 4
Greg Glaser The Head Push 1 8
Greg Glaser I Survived Jessi's Bat Mitzvah 1 9
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