High School Musical: The Musical: The Series (TV) Cast
The cast of High School Musical: The Musical: The Series. Updated on June 23, 2025.
77 actors
Olivia Rodrigo
as Nini Salazar-Roberts (25 episodes)

Olivia Rodrigo plays Nini Salazar-Roberts, an ambitious and talented student at East High with a passion for theater.

Joshua Bassett
as Ricky Bowen (38 episodes)

Joshua Bassett stars as Ricky Bowen, a charismatic but laid-back high school junior navigating complex relationships.

Sofia Wylie
as Gina Porter (38 episodes)

Sofia Wylie portrays Gina Porter, a confident and driven new student with big dreams in the performing arts.

Julia Lester
as Ashlyn Caswell (38 episodes)

Julia Lester plays Ashlyn Caswell, a thoughtful and creative student with a love for songwriting.

Matt Cornett
as E.J. Caswell (33 episodes)

Matt Cornett is E.J. Caswell, a popular student known for his charm and competitive nature.

Dara Reneé
as Kourtney Greene (38 episodes)

Dara Reneé takes on the role of Kourtney Greene, a fashion-savvy and outspoken student.

Frankie A. Rodriguez
as Carlos Rodríguez (38 episodes)

Frankie A. Rodriguez portrays Carlos Rodríguez, the enthusiastic and organized student choreographer.

Liamani Segura
as Emmy (11 episodes)

Liamani Segura plays Emmy, a high school student with a keen interest in musical productions.

Kate Reinders
as Jenn (33 episodes)

Kate Reinders stars as Jenn, East High's energetic and supportive drama teacher.

Saylor Bell Curda
as Maddox (13 episodes)

Saylor Bell Curda plays Maddox, bringing a unique perspective and energy to East High's theater group.

Larry Saperstein
as Big Red (26 episodes)

Larry Saperstein stars as Big Red, Ricky's best friend who is loyal and often comedic.

Mark St. Cyr
as Benjamin Mazzara (26 episodes)

Mark St. Cyr plays Benjamin Mazzara, an East High teacher with a structured approach to education.

Adrian Lyles
as Jet (13 episodes)
Joe Serafini
as Seb Matthew-Smith (27 episodes)
Andrew Barth Feldman
as Antoine (5 episodes)
Alexis Nelis
as Natalie Bagley (11 episodes)
Amy Tolsky
as Mrs. Redonvich (3 episodes)
Deepti Gupta
as Kalyani Patel (3 episodes)
Addison Morgan
as Emily Pratt (2 episodes)
Michael Flynn
as YAC Instructor (1 episode)
Spencer McConnell
as Freshman (1 episode)
Stephani Sosa
as Steph (4 episodes)
Kaden Dayton
as Kaden (3 episodes)
Jorji Diaz Fadel
as Girl in Window (1 episode)
Sierra Rose
as YAC Student (1 episode)
Noah Rico
as Young Carlos (1 episode)
Caden J. Gregoire
as Barista (1 episode)
Andrés Peñate
as Rico (1 episode)
Derek Hough
as Zack Roy (3 episodes)
Alex Quijano
as Mike Bowen (18 episodes)
Asher Angel
as Jack (1 episode)
Ben Stillwell
as Channing (6 episodes)
Corbin Bleu
as Corbin Bleu (5 episodes)
Olivia Rose Keegan
as Lily (10 episodes)
Roman Banks
as Howie (7 episodes)
Meg Donnelly
as Val (5 episodes)
Jesse Tyler Ferguson
as Marvin (1 episode)
Nicole Sullivan
as Carol Salazar-Roberts (3 episodes)
Aria Brooks
as Alex (3 episodes)
Michelle Noh
as Dana Salazar-Roberts (5 episodes)
JoJo Siwa
as Madison (1 episode)
Jason Earles
as Dewey Wood (8 episodes)
Kimberly Brooks
as Michelle Greene (10 episodes)
Jayden Hawkins
as Young Jet (1 episode)
Luciana Elisa Quiñonez
as Young Maddox (1 episode)
Ariel Jean
as Bespectacled Freshman (1 episode)
Blythe Howard
as Teacher (1 episode)
Jacob Young
as Cash Caswell (1 episode)
Beth Lacke
as Lynne Bowen (6 episodes)
Lonzo Liggins
as VIP Agent (1 episode)
Jordan Fisher
as Jamie Porter (1 episode)
Scott Takeda
as Menkies Judge (2 episodes)
Valente Rodriguez
as Principal Gutiérrez (7 episodes)
Jeanne Sakata
as Malou Salazar (4 episodes)
Zachary Arthur
as Water Polo Guy (1 episode)
Scout Smith
as Costume Girl (1 episode)
Lucas Grabeel
as Lucas Grabeel (2 episodes)
Ambyr M. Reyes
as Usher (1 episode)
Colleen Baum
as Firefighter (1 episode)
Kaycee Stroh
as Kaycee (1 episode)
Gary Kraus
as Mr. Redonvich (1 episode)
Matthew Sato
as Mack Alana (7 episodes)
Monique Coleman
as Monique Coleman (2 episodes)
Napiera Groves
as Terri Porter (5 episodes)
Bart Johnson
as Bart Johnson (2 episodes)
Alyson Reed
as Alyson Reed (3 episodes)
Kylie Cantrall
as Dani (6 episodes)
Vasthy Mompoint
as Krystal (1 episode)
Caitlin Reilly
as Quinn Robbins (6 episodes)
Scott Hoying
as Scott Hoying (1 episode)
Lehi Makisi Falepapalangi
as Security Guard (2 episodes)
Eli Ghaeini
as Clapper (1 episode)
Gabrielle Elyse
as Harper (1 episode)
Cozi Zuehlsdorff
as Reporter (2 episodes)
James Irving Kono
as Mack (1 episode)
Jarred Manista
as Jarred (9 episodes)
Twyla Wilson
as Casting Assistant (1 episode)
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