The Chief is the instructor of the I.J.L.S.A. He only appears in the episode: Mermaid Man and Barnacle Boy V. He is a human being who lives on land and is broadcasted through an underwater screen. He tells them the emergencies and missions of the team. In the episode, he informed Mermaid Man and the I.J.L.S.A. to take down Barnacle Man and E.V.I.L. at Make Out Reef.
He is a human being. He wears a brown suit and a tie, and has gray hair.
- He is portrayed by Martin Olson.
- He's possibly a parody of Commissioner Gordon from the Batman series.
- He also sang You're Old on the radio in Mid-Life Crustacean.