• 
  Marley Shelton

  Gail Mazzuchelli
• 
  Rosie Perez

   Tracey
• 
  Tom Riis Farrell

   Mr. Baer
• 
  Nikolai Tsankov

   Anton
• 
  Josh Radnor

   Lou Volpe
• 
  Shirley Rumierk

   Vanessa Suarez
• 
  Stephanie J. Block

   Claudia Saunders
• 
  Mark Tallman

   Detrell Thorne

• 
  Rarmian Newton

   Maashous Evers
• 
  Ted Sutherland

   Simon Saunders
• 
  Amy Forsyth

   Gwen Strickland
• 
  Sean Grandillo

   Jeremy
• 
  Taylor Richardson

   Kaitlin Mazzuchelli
• 
  Auli'i Cravalho

   Lilette Suarez
• 
  Shannon Purser

   Annabelle

• 
  Alexis Molnar

   Student (1 episode, 2017)
• 
  Sarain Fox

   Herself - Host (1 episode, 2017)
• 
  Jennifer Ferrin

   Denise Strickland (1 episode, 2017)
• 
  Rachel Hilson

   Harmony (1 episode, 2017)
• 
  Iphy Murphy

   Schoolgirl (1 episode, 2017)
• 
  Damon J. Gillespie

  Robbie Thorne
• 
  Erin Kommor

  10 episodes, 2017
• 
  Sergio King

  9 episodes, 2017
• 
  Ellie Desautels

  10 episodes, 2017
• 
  Stephen Plunkett

  Robert Saunders
• 
  Joe Tippett

  Sam Strickland
• 
  Tiffany Mann

  Cheryl
• 
  Billy Joe Kiessling

  6 episodes, 2018
• 
  Katherine Reis

  8 episodes, 2018
• 
  Cassie Prusiensky

  8 episodes, 2017-2018
• 
  Casey Johnson

  Gordy Mazzuchelli
• 
  Caroline Pluta

  Violet
• 
  Liam Herbert

  6 episodes, 2018
• 
  Ben Sheppard

  6 episodes, 2018
• 
  Nacho Tambunting

  9 episodes, 2017-2018
• 
  Pance Pony

  6 episodes, 2018
• 
  Jennie Eps

  5 episodes, 2018
• 
  Eisa Davis

  Eva Thorne
• 
  Stanley Mathis

  6 episodes, 2018
• 
  Mackenzie Lesser-Roy

  6 episodes, 2018
• 
  Brooklyn Shuck

  Sadie Mazzuchelli
• 
  Tora Alexander

  6 episodes, 2018
• 
  Sumi Yu

  1st Violin
• 
  Margaret Rosiello

  Emma Saunders
• 
  Niloy Alam

  6 episodes, 2018
• 
  Eddie Brandt

  5 episodes, 2018
• 
  Thomas Youmans

  5 episodes, 2018
• 
  Jack Redsecker

  6 episodes, 2018
• 
  Julia Cusworth

  7 episodes, 2018