กุญแจไขหัวใจ

Zanjoe Marudo

Joma

Dolly de Leon

Sylvia

Elijah Canlas

Jayjay

Tirso Cruz III

Roldan

Michelle Dee

Annette

Carlo Tarobal

Ver

Lao Rodriguez

Norman

Katya Santos

Eva

Althea Pinzon

Apple

Mark Striegl

Elimar

Bart Guingona

Cesar

Apollo Abraham

Boxing Gym Manager

Rafael Francisco

Elimar's Manager

Yuri De la Paz

Boxing Sparring Partner

Melissa Bodino

Grace

Rojelio Clemente

Gym Bouncer