- Jude Law
- Â Charles / ... 7 episodes, 2017-2018
- Jaden Smith
- Â Kaz Kaan / ... 7 episodes, 2017-2018
- Susan Sarandon
- Â Aunt Agatha / ... 7 episodes, 2017-2018
- The Kid Mero
- Â Lexy 7 episodes, 2017-2018
- Desus Nice
- Â Gottlieb 7 episodes, 2017-2018
- Jason Schwartzman
- Â Arcangelo Corelli / ... 7 episodes, 2017-2018
- Richard Ayoade
- Â Various Voices / ... 7 episodes, 2017-2018
- Tavi Gevinson
- Â Helena St. Tessero 6 episodes, 2017
- Peter Serafinowicz
- Â Various Voices 6 episodes, 2017
- John DiMaggio
- Â Various Voices 6 episodes, 2017
- Alexa Chung
- Â Cathy 4 episodes, 2017-2018
- Ray Wise
- Â Old Man / ... 2 episodes, 2017-2018
- Steve Buscemi
- Â The Remembrancer 2 episodes, 2017
- Annet Mahendru
- Â Mila Malevich 2 episodes, 2017
- Julian Barratt
- Â Great Demon / ... 1 episode, 2018
- Rowan Blanchard
- Â Bergdorf Chan / ... 1 episode, 2018
- Jamie Foxx
- Â Simon Hammerstein / ... 1 episode, 2018
- Rashida Jones
- Â Female Announcer / ... 1 episode, 2018
- Angélique Kidjo
- Â Aunt Angelique 1 episode, 2018
- Kiernan Shipka
- Â Helenist 1 episode, 2017
- Katy Mixon Greer
- Â Sailor Pellegrino 1 episode, 2017
- Amandla Stenberg
- Â Helenist 1 episode, 2017
- Ike Barinholtz
- Â Jeffrey 1 episode, 2017
- Stephen Fry
- Â Headmaster 1 episode, 2017
- Frank Vincent
- Â Uncle Albert 1 episode, 2017
- Willow Smith
- Â Helenist 1 episode, 2017
- Ben Jones
- Â Maxwell 1 episode, 2017
- Nico Muhly
- Â Professor Muhly 1 episode, 2017
- David Macklovitch
- Â Dave 1 1 episode, 2017
- Simon Hammerstein
- Â Self 1 episode, 2017
- Kimberly Nichole
- Â Self 1 episode, 2017