- Alexandra Santini - Claudio's Guest #1
- Jarrod LaBine - Claudio's Guest #2
- Sarah Silverman - Shirley Bernstein
- Kate Eastman - Ellen Adler
- William Hill - Joseph the Janitor
- Valéry Lessard - Younger Actress
- Renée Stork - Older Actress
- Tim Rogan - Richard Hart
- Sara Sanderson - Lil Hart
- Yasen Peyankov - Serge Koussevitzky
- Julia Aku - Olga
- Benjamin Freemantle - Sailor
- Harrison Coll - Sailor
- Sebastian Villarini-Velez - Sailor
- Dario Natarelli - Sailor
- Ryan Steele - Sailor
- Ricky Ubeda - Sailor
- Carlos Sánchez Falú - Bartender
- Jeanette Delgado - Fancy Free Woman
- Sara Esty - Fancy Free Woman
- Ahmad Simmons - NYC Pedestrian Man Dancer
- Kyle Coffman - NYC Pedestrian Man Dancer
- Byron Tittle - NYC Pedestrian Man Dancer
- Yesenia Ayala - NYC Pedestrian Woman Dancer
- Skye Mattox - NYC Pedestrian Woman Dancer
- Halli Toland - NYC Pedestrian Woman Dancer
- Leigh-Ann Esty - NYC Pedestrian Woman Dancer
- Gaby Diaz - NYC Pedestrian Woman Dancer
- Tanairi Sade Vazquez - NYC Pedestrian Woman Dancer
- Lea Cooper - Little Jamie
- Soledad Campos - Julia Vega
- Zachary Booth - Mendy Wager
- Miriam Shor - Cynthia O'Neal
- Maya Hawke - Jamie Bernstein
- Scott Ellis - Harry Kraut
- James Cusati-Moyer - Georgie
- John Kroft - Young Man
- Scott Drummond - Scott
- Gideon Glick - Tommy Cothran
- Josh Hamilton - John Gruen
- June Gable - Old Lady
- Sam Nivola - Alexander Bernstein
- Alexa Swinton - Nina Bernstein
- Mike Mitarotondo - Bellhop
- Rosa Feola - Ely Soloist #1
- Isabel Leonard - Ely Soloist #2
- Miller Bugliari - Miller
- Atika Greene - Nurse
- Bernard Kruger - Dr. Kruger
- Gabe Fazio - Willard the Assistant
- Jordan Dobson - William
- Oscar Pavlo - Claudio Arrau (uncredited)
- Eric Patrick Cameron - Audience Member (uncredited)
- Xanthus Valan
- Michele Ziegler
- Bradley Cooper
- Martin Scorsese
- Samson Jacobson
- Liv Banks
- Bruce Winant
- Dann Fink
- Josh Singer
- Tom Ozanich
- Randy Torres
- Rich Bologna
- Leonard Bernstein
- Steven Morrow
- Eliza Paley
Capítulo disponible en las siguientes plataformas: