Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Jeremy Inman (Mitty), Kevin M. Connolly (Tanabe)
Episodic: Clarine Harp (Kayo)
Incidental: Bruce Lewis (English Teacher), Dana Schultes (Ryusuke's Ex-Girlfriend), Patrick Seitz (Drunken American)
Additional Voices: Alison Viktorin, Bob Carter, Dave Trosko, Jaime Rivera, Jamie Marchi, Jean-Luc Hester, Jenny Phagan, Jerry Russell, Josh Martin, Julie Mayfield, Maeghan Albach, Majken Kunishima, Randy Tallman, Robert Colin, Vaughn Jackson
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), John Burgmeier (Eiji), Kevin M. Connolly (Tanabe)
Episodic: Clarine Harp (Kayo), Julie Erikson (Tamayo), Orion Pitts (Togo)
Incidental: Cynthia Cranz (Koyuki's Mom), Jay Klein (History Teacher)
Additional Voices: Bill Townsley, Bob Carter, Chad Cline, Dana Schultes, Jaime Rivera, Jenny Phagan, Leah Clark, Maeghan Albach, Majken Kunishima, Robert Colin
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Jeremy Inman (Mitty), John Burgmeier (Eiji), R. Bruce Elliott (Mr. Saito)
Episodic: Chris Patton (Manabu), Clarine Harp (Kayo)
Incidental: Anthony Bowling (Lifeguard)
Additional Voices: Andy Mullins, Chad Cline, Chris Cason, Dave Trosko, Jaime Rivera, Jay Klein, Kate Oxley, Trina Nishimura
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Jeremy Inman (Mitty), John Burgmeier (Eiji), R. Bruce Elliott (Mr. Saito)
Episodic: Chris Patton (Manabu), Clarine Harp (Kayo), Jamie Marchi (Page)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Jerry Russell, Scott Porter
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Kevin M. Connolly (Tanabe), R. Bruce Elliott (Mr. Saito)
Episodic: Clarine Harp (Kayo), Jamie Marchi (Page), Jerry Russell (Horiuchi), John Swasey (Kamejima)
Incidental: Anthony Bowling (Lifeguard)
Additional Voices: Ben Scott, Jessica D. Turner, Talis Axelrod
Song: Brina Palencia (Sings "Moon on the Water" for Maho, Sings "Follow Me" for Maho), Greg Ayres (Sings "Follow Me" for Koyuki, Sings "Moon on the Water" for Koyuki)
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Gwendolyn Lau (Momoko), John Burgmeier (Eiji), Kevin M. Connolly (Tanabe)
Episodic: Jason Douglas (Rikiya), Jonathan C. Osborne (Judo Club Captain), Orion Pitts (Togo), Robert McCollum (Hyodo)
Incidental: Egg Nebula (Black Hair), Jeff Johnson (Brown Hair), Kyle Hebert (Yonehara)
Additional Voices: Andy Baldwin, Brandon Bristow, Dana Schultes, Greg Dulcie, Jaime Rivera, Jenny Phagan, Scott Hinze
Recurring: Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Gwendolyn Lau (Momoko), John Burgmeier (Eiji), R. Bruce Elliott (Mr. Saito)
Episodic: Jamie Marchi (Page), Jason Douglas (Rikiya), Orion Pitts (Togo), Robert McCollum (Hyodo), Talis Axelrod (Keith)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Elise Baughman, Jaime Rivera, Jenny Phagan, Josh Martin, Melinda Allen, Scott Hinze, Stephanie Young
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Kevin M. Connolly (Tanabe)
Episodic: Jamie Marchi (Page), Orion Pitts (Togo), Talis Axelrod (Keith)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Elise Baughman, Jaime Rivera, Melinda Allen, Scott Hinze, Stephanie Young
Recurring: Christopher R. Sabat (Preview Narrator), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), R. Bruce Elliott (Mr. Saito)
Episodic: Orion Pitts (Togo), Robert McCollum (Hyodo)
Incidental: DJ Fonner (Kuroki), Egg Nebula (Black Hair), Jeff Johnson (Brown Hair), Kyle Hebert (Swimming Coach), Monica Rial (Swimming Race Spectator)
Additional Voices: Alese Watson, Andy Baldwin, Brandon Bristow, Dana Schultes, Josh Martin, Lydia Mackay, Maeghan Albach, Scott Hinze
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Jeremy Inman (Mitty), R. Bruce Elliott (Mr. Saito)
Episodic: Jamie Marchi (Page), Jason Douglas (Rikiya), Robert McCollum (Hyodo)
Incidental: Cynthia Cranz (Koyuki's Mom), Egg Nebula (Black Hair), Jeff Johnson (Brown Hair)
Additional Voices: Alese Watson, Andy Baldwin, Brandon Bristow, Chris Ayres, Dana Schultes, Josh Martin, Maeghan Albach
Song: Greg Ayres (Sings "FACE" for Koyuki)
Recurring: Christopher R. Sabat (Preview Narrator), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), R. Bruce Elliott (Mr. Saito)
Episodic: Chris Patton (Manabu), Daniel Katsuk (Mark), J. Michael Tatum (Jim Walsh), Jason Liebrecht (Eddy Lee), Kenny Green (Mr. Machida), Robert McCollum (Hyodo)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Alese Watson, Anthony Bowling, Dana Schultes, Johnny Yong Bosch, Lydia Mackay, Maeghan Albach
Song: Greg Ayres (Sings "FACE" for Koyuki)
Recurring: Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), John Burgmeier (Eiji), R. Bruce Elliott (Mr. Saito)
Episodic: Daniel Katsuk (Mark), J. Michael Tatum (Jim Walsh), Jamie McGonnigal (Yoshito), Jason Liebrecht (Eddy Lee), Sonny Strait (Kevin), Troy Baker (Ran)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Chris Cason, DJ Fonner, Jaime Rivera, Jakie Cabe, Jamie Marchi, Jason Douglas, Jenny Phagan, Josh Martin, Kate Oxley, Kevin M. Connolly, Monica Rial, Richie DeMeglio, Robert McCollum, Scott Hinze
Song: Greg Ayres (Sings "Moon on the Water" for Koyuki)
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), Kevin M. Connolly (Tanabe), R. Bruce Elliott (Mr. Saito)
Episodic: Jason Douglas (Rikiya), Josh Martin (Wakita), Kenny Green (Mr. Machida), Monica Rial (Esumi), Robert McCollum (Hyodo)
Incidental: Bruce Lewis (Restaurant Owner), Cynthia Cranz (Koyuki's Mom), Egg Nebula (Black Hair)
Additional Voices: Dana Schultes, Leah Clark, Maeghan Albach, Maria Vu
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Colleen Clinkenbeard (Izumi), Jeremy Inman (Mitty), Kevin M. Connolly (Tanabe), R. Bruce Elliott (Mr. Saito)
Episodic: Josh Martin (Wakita), Kenny Green (Mr. Machida)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Dana Schultes, Leah Clark, Maeghan Albach, Maria Vu
Unidentified roles: John Lennon
Recurring: Christopher R. Sabat (Preview Narrator), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), Kevin M. Connolly (Tanabe)
Episodic: Chris Rager (Kenji Takano), Jason Liebrecht (Eddy Lee), Robert McCollum (Hyodo)
Incidental: Cynthia Cranz (Koyuki's Mom)
Additional Voices: Dana Schultes, Leah Clark, Maeghan Albach, Maria Vu
Unidentified roles: Yosuke, Takano's Assistant
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Jeremy Inman (Mitty), John Burgmeier (Eiji), R. Bruce Elliott (Mr. Saito)
Episodic: Bob Carter (Gordie), Chris Rager (Kenji Takano), Chuck Huber (Frank Albin), Jamie McGonnigal (Yoshito), Jason Liebrecht (Eddy Lee), Laura Bailey (Hiromi Masuoka), Troy Baker (Ran)
Incidental: Bruce Lewis (Restaurant Owner)
Additional Voices: Adam Zehner, Robert Colin, Scott Hinze
Unidentified roles: Takano's Assistant
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Gwendolyn Lau (Momoko), R. Bruce Elliott (Mr. Saito)
Episodic: Chris Rager (Kenji Takano), Jamie McGonnigal (Yoshito), Jason Liebrecht (Eddy Lee), Laura Bailey (Hiromi Masuoka)
Incidental: Bruce Lewis (Restaurant Owner), Cynthia Cranz (Koyuki's Mom)
Additional Voices: Charles Baker, Dave Trosko, Kate Oxley, Maeghan Albach, Randy Tallman, Troy Williams, Viktor Walker
Song: Greg Ayres (Sings "FACE" for Koyuki), Justin Cook (Sings "Typhoon" for Chiba)
Unidentified roles: Takano's Assistant
Recurring: Chris Bevins (Beck), Christopher R. Sabat (Preview Narrator), Gwendolyn Lau (Momoko), Jeremy Inman (Mitty), R. Bruce Elliott (Mr. Saito)
Episodic: Chris Rager (Kenji Takano), Daniel Drumm (Leon Sykes), Laura Bailey (Hiromi Masuoka)
Incidental: Anthony Bowling (Lifeguard), Bruce Lewis (Restaurant Owner), Cynthia Cranz (Koyuki's Mom), Wendy Powell (Nurse)
Additional Voices: Adam Shehan, Dana Schultes, Greg Dulcie, Kristin McCollum, Mark Lancaster, Randy Tallman, Scott Hinze, Viktor Walker
Song: Greg Ayres (Sings "FACE" for Koyuki), Justin Cook (Sings "Open Up The Door" for Chiba, Sings "Typhoon" for Chiba)
Unidentified roles: Takano's Assistant
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