- Eliana Saenz - Friend
- Bridgit Mendler - Candace
- Cassi Colvin - Susie
- Briga Heelan - Nicki
- Eva Amurri Martino - Sabrina
- Dante Swain - Shannon
- Ashlynn Yennie - Jane
- Jason Zahodnik - Attractive Guy
- Mia Serafino - Hot Woman
- Shaun Patrick Brady - Steve
- Josh Hopkins - Julius
- Michelle Hayden - Attractive Girl
- Tom Cavanagh - Frank
- Rory Scovel - Kevin
- Robert Maschio - Todd
- Jessica Cook - Attractive Girl
- Ellie Knaus - Sophie
- Christa Miller - Jackie
- Christa Miller - Allie
- Mandell Maughan - Erica
- Tom Parker - Manager
- Betty Murphy - Mrs. Bosma
- Betty Murphy - Old Lady
- Timothy Granaderos - Jake
- Adam Hagenbuch - Trent
- Rene Gube - Parker
- James Devoti - Richard
- Diandra Lyle - Vanessa
- Bob Clendenin - James Dewalt
- Fred Ornstein - Mr. Dewalt
- Zach Braff - Zach
- Minnie Driver - Minnie
- Donald Faison - Donald
- Neil Flynn - Neil
- Scott Foley - Scott Foley
- Drew Pinsky - Dr. Drew
- Ed Sheeran - Ed Sheeran
- Victoria Justice - Amanda
- Mike Catherwood - Mike
- Phill Lewis - Lauren's dad
- Madison Riley - Karli
- Sarah Chalke - Sarah Chalke
- Quinn Scillian - Pretty Girl
- Amanda Fields - Centauress
- Meghan Trainor - Meghan Trainor / Abby
- Angie Simms - Judy
- Brendon McNerney - Drinker
- Stephanie Barkley - Steph Barkley
- Alessia Cara - Alessia Cara
- Whitney Cummings - Charlotte
- Nick Steele - Doug
- Andrew McMahon - Andrew McMahon in the Wilderness
- Randal Reeder - Vince
- Charlie Puth - Charlie Puth
- Joshua Allen - Relentless
- Nick Carter - Nick Carter
- Howie Dorough - Howie Dorough
- Brian Littrell - Brian Littrell
- AJ McLean - A.J. McLean
- Kevin Richardson - Kevin Richardson
- Cooper J. Friedman - Will
- Kareem Stroud - Big Tiny
Capítulo disponible en las siguientes plataformas:
