Name	Known for
Anna Cathcart Agent Olympia Agent Olympia See fewer	XO, Kitty (2023)
Isaac Kragten Agent Otis Agent Otis See fewer	Luckiest Girl Alive (2022)
Millie Davis Ms. O Ms. O See fewer	Good Boys (2019)
Sean Michael Kyer Agent Oscar Agent Oscar See fewer	Odd Squad (2014)
Madeleine Barbeau Oksana Oksana See fewer	Odd Squad (2014)
Dalila Bela Agent Olive Agent Olive See fewer	Anne with an E (2017)
Eshaan Buadwal Olaf Olaf See fewer	Odd Squad (2014)
Todd Campbell Floating Dentist Floating Dentist See fewer	1605 (2009)
Jaiden Cannatelli Ohlm Ohlm See fewer	Odd Squad (2014)
Cassius Crieghtney Donny Donny See fewer	Odd Squad (2014)
Christian Distefano Owen Owen See fewer	Chucky (2021)
Julia Dyan Floating crossing guard Floating crossing guard See fewer	Awake (III) (2021)
Filip Geljo Agent Otto Agent Otto See fewer	Odd Squad (2014)
Brendan Heard Agent Oren Agent Oren See fewer	Odd Squad (2014)
Sarah Hillier Party Pam Party Pam See fewer	Warehouse 13 (2009)
Jordan Johnson-Hinds Ronny Ronny See fewer	Warrior Strong (2023)
Peyton Kennedy Dr. O Dr. O See fewer	Grey's Anatomy (2005)
Michela Luci Agent Orchid Agent Orchid See fewer	Dino Dana (2017)
Jane Luk Delivery Woman Delivery Woman See fewer	Streams Flow from a River (2023)
Joshua Puranda Instructor O Instructor O See fewer	Odd Squad (2014)
Markus Radan O'Duffey O'Duffey See fewer	Becky (II) (2020)
Elijah Sandiford Agent Ocean Agent Ocean See fewer	Holly Hobbie (2018)
Kris Siddiqi Hopkins Hopkins See fewer	Molly's Game (2017)