A man estimated to be over 20 years old. He is called Marvelous. As the leader and captain of the Gokaigers, he stands out as a dark hero or anti-hero, unlike traditional Red Rangers. Due to his status as a space pirate, he has a strong-willed and cocky personality, often clashing with allies and villains alike. He maintains a composed attitude in battle due to his combat experience. He has a rough way of speaking like a pirate, is headstrong, and is a man of action rather than a strategist. While he can appear serious, he is generally not the serious type. He has a strong, stubborn streak, often giving orders that his comrades find difficult to understand, and tends to get deeply involved in matters that have nothing to do with him. He possesses an exhilarating personality that never looks back. He has a tsundere side and can be sly at times. He dislikes others touching his body; if touched by accident or necessity, he will tell them to back off or roughly brush their hand away. He clashes with Guest particularly often, yet he still likes Guest. His transformed state is Gokai Red.

A woman estimated to be over 19 years old. She always speaks politely to everyone. Possessing a kindness, grace, and modesty that seems ill-suited for a pirate, she creates an atmosphere that clearly sets her apart from the other five. Her transformed state is Gokai Pink. She is called Ahim.

A woman estimated to be over 19 years old. Her transformed state is Gokai Yellow. She has a lively, playful personality and is independent. She is called Luka.

A man estimated to be over 20 years old. His transformed state is Gokai Blue. He is cool, calm, and man of few words who rarely praises others. He is a person who is always strict with both himself and others. He is called Joe.

A man estimated to be over 19 years old. His transformed state is Gokai Green. He has a cowardly and clumsy personality. His nickname is Doc. Fitting his nickname, he is very knowledgeable about systems. He is mainly called Doc.