Other CharactersMasaki Nakao as Evan Hase
Gary's older brother who is a doctor, who's serious and caring for others. He's always focus with work and rarely home with his mom and brother. Because of work and plus not making in time to see his mother one last time, Gary hate him and never talk to him.
The reason to why he didn't make in time to see his mom one last time is revealed later on along with the fact that he took over his dad's hospital after his dad passed away to support the family.
Scarlett Estevez as Charlie / Lydia (Ryder's Younger Sister [Lydia will Appeared in flashback and as a ghost in one episode] )
She's Gary's friend, who resembles Ryder's younger sister , Lydia who had passed away with his parents. It was later that she discovered Gary's friends secret and had decided to keep that secret safe.
Kristin Kreuk as Alice
Gary's Older cousin
She's a caring and a kind person. Her mom and her took Gary in when he ran away from home when he was young. Later, Alice's mom passed away and she look after Gary while keeping in contact with Evan who would often called to check on Gary.
Christian Michael Cooper as Zane
He's a mystery young boy who appeared right after Gary and his friends find the Whale Change Gun and activate. He was found and save by Gary who interfere when ShadowRassler tried to capture him. Gary discovered the boy has suffer amnesia so he took the boy back to his cousin's place to figure out why Shadow Rassler was after the boy. It was later on when the truth is revealed and Zane regain his memory back.
Adimus
A lone warrior who is the spirit of whale that once battle Axel that result him sacrificing his life to sealed/defeated Axel. He left behind his family and his Whale Zord that was hidden away until awaken again.