|Profession||Creator and Executive Producer of So Random!|
|Family & Friends|
|Friends|| So Random cast|
|First appearance||"Sketchy Beginnings"|
|Portrayed by||Michael Kostroff|
In the episode "The Heartbreak Kid", Marshall dates Joy Bitterman, and loses all control on So Random!. By letting her direct the show. In the end, they break up. Since then, Marshall has talked about wanting a new "lady friend", but he seems to not be able to hold one down ("Sonny with a Song"). Marshall is also serious about his job, trying to branch the show out into different parts of the world. ("Sonny Get Your Goat")
But he also cares for the kids. He sympathized with Sonny when she thought she didn't have any fans,("You've Got Fan Mail") tried helping them out by finding them a new Prop House, but also says "I love all four of you." hinting he doesn't love either Nico, Tawni, Zora, Grady or Sonny, or he just can't count. ("Tales From The Prop House"). He also allowed Sonny and her friends throw a prom after realizing how dedicated to work they are ("Promises, Prom-misses"). He and Joy Bitterman used to date but broke up.
- "Sketchy Beginnings"
- "You've Got Fan Mail"
- "Cheater Girls"
- "Promises, Prom-misses"
- "The Heartbreak Kid"
- "Tales From the Prop House"
- "Guess Who's Coming to Guest Star"
- "Sonny with a Song"
- "High School Miserable"
- "Sonny With a Secret"
- "Sonny Get Your Goat"
- "Sonny With a Kiss"
- "Marshall with a Chance"
- Sonny's Big Return
- Sonny's Big Return Part 2
- Lucy Comes Back
- Marshall's New Hair
- In the episode The Heartbreak Kids, Marshall eats a plate of Fries and a slice of Pie for Lunch. He tells Ms. Bitterman that they were out of Vegetables but she says that they are never out since it is a choice.
- Marshall has his own gym in the studio right next to Nico and Grady's / Spatzy Carbuncle's dressing room.
- Marshall went on a date with Ms. Bitterman. They got to like each other in only almost 6 seconds.
- He is currently in a relationship with a divorced librarian, so he decides to lose weight to impress her. Unfortunately, Nico and Grady were responsible for breaking a wall in his gym.