Jillian Marshall is Connie and Jules Kendall's roommate. She has a very upbeat and lively personality. She does not stay in one place for very long; she has had nineteen different jobs in fourteen different cities. Her philosophy is, "You only live once so you have to live all your lives in that one life. If you're not happy doing something, do something else. If you're tired of where you live, move somewhere else."
- She is older than Connie Kendall and younger than Jason Whittaker.
- She thinks Jason Whittaker is cute (#854: “Not What I Expected”).
- She misuses the word "literally" regularly.
- Whenever she introduces herself she always mentions how many L's are in her first and last name.
- She used to live in Los Angeles (#850: “The Shame About Fame”).
- She dyes her hair frequently (#850: “The Shame About Fame”).
- She has had many jobs, including plumber, talk show host, sous-chef, surfing instructor, and "professional line stander" (#850: “The Shame About Fame”).
- She and Jules Kendall have many things in common (#850: “The Shame About Fame”).
- She worked at a zoo before (#856: “Much Ado about Jealousy”).
- She used to be in banking commercials (#878: “Nightmares by Constance, Part 1”).
- She currently works at Triple J Antiques (#880: “Good Job!”).
Jillian Marshall has appeared in the following albums:
- Family Portraits
- The Lost Episodes
- Album 01: The Adventure Begins
- Album 02: The Wildest Summer Ever
- Album 03: Heroes
- Album 04: FUN-damentals
- Album 05: Daring Deeds, Sinister Schemes
- Album 06: Mission: Accomplished
- Album 07: On Thin Ice
- Album 08: Beyond Expectations
- Album 09: Just in Time
- Album 10: Other Times, Other Places
- Album 11: It’s Another Fine Day...
- Album 12: At Home and Abroad
- Album 13: It All Started When...
- Album 14: Meanwhile, in Another Part of Town
- Album 15: A Place of Wonder
- Album 16: Flights of Imagination
- Album 17: On Earth as It Is in Heaven
- Album 18: A Time of Discovery
- Album 19: Passport to Adventure
- Album 20: A Journey of Choices
- Album 21: Wish You Were Here!
- Album 22: The Changing Times
- Album 23: Twists and Turns
- Album 24: Risks and Rewards
- Album 25: Darkness Before Dawn
- Album 26: Back on the Air
- Album 27: The Search for Whit
- Album 28: Welcome Home!
- Album 29: Signed, Sealed and Committed
- Album 30: Through Thick and Thin
- Album 31: Days to Remember
- Album 32: Hidden Treasures
- Album 33: Virtual Realities
- Album 34: In Your Wildest Dreams
- Album 35: The Big Picture
- Album 36: Danger Signals
- Album 37: Countermoves
- Album 38: Battle Lines
- Album 39: Friends, Family, and Countrymen
- Album 40: Out of Control
- Album 41: In Hot Pursuit
- Album 42: No Way Out
- Album 43: Along for the Ride
- Album 44: Eugene Returns!
- Album 45: Lost and Found
- Album 46: A Date with Dad (and Other Calamities)
- Album 47: Into the Light
- Album 48: Moment of Truth
- Album 49: The Sky’s the Limit
- Album 50: The Best Small Town
- The Truth Chronicles
- Passages: Darien’s Rise
- Album 51: Take it From the Top
- Album 52: Cause and Effect
- Album 53: The Green Ring Conspiracy
- Album 54: Clanging Cymbals...and the Meaning of God's Love
- Album 55: The Deep End
- Album 56: The Grand Design
- Album 57: A Call to Something More
- Album 58: The Ties That Bind
- Album 59: Taking the Plunge
- Album 60: Head Over Heels
- Album 61: Without a Hitch
- Album 62: Let’s Put on a Show!
- Album 63: Up in the Air
- Album 64: Under the Surface
- Album 65: Expect the Unexpected (2 episodes)
- Album 66: Trial by Fire (1 episode)
- Album 67: More Than Meets the Eye (2 episodes)
- Album 68: Out of the Blue (1 episode)
- Album 69: Best Kept Secrets
- Album 70: Finding a Way
Jillian Marshall has appeared in the following club seasons:
- Odyssey Adventure Club: Season 1
- Odyssey Adventure Club: Season 2
- Odyssey Adventure Club: Season 3
- Adventures in Odyssey Club: Season 4
- Adventures in Odyssey Club: Season 5
- Adventures in Odyssey Club: Season 6
- 30th Birthday Live Show (album)
- Adventures in Odyssey Club: Season 7
- Adventures in Odyssey Club: Season 8
- Aventuras en Odisea: Volumen 1
- Aventuras en Odisea: Volumen 2
- Aventuras en Odisea: Volumen 3
- Hope in Trying Times
- Odyssey Adventure Club: Season 1 Soundtrack
- Odyssey Adventure Club: Season 2 Soundtrack
- Odyssey Adventure Club: Season 3 Soundtrack
- Adventures in Odyssey Club: Season 4 Soundtrack
- Adventures in Odyssey Club: Season 5 Soundtrack
- Adventures in Odyssey Club: Season 6 Soundtrack
- The Officer Harley Collection
Jillian Marshall has appeared on the front cover of the following album:
|“||Jules Kendall: Hi.
Jillian Marshall: Hi!! I'm Jillian Marshall, double-L Jillian, double-L Marshall! It's so nice to meet you!
|“||Connie Kendall: It's just...it's just a little hard to believe that someone would go that far as to marry someone!
Cynthia (a): The trust is for two and a half million dollars.
Connie Kendall: Oh.
Jillian Marshall: I might marry someone for that! <pause> Not really. It was a joke!
|“||Jillian Marshall: The plot literally thickens.
|“||Connie Kendall: So the crime was premeditated.
Jillian Marshall: And pre-medicated!