Noah is a responsible teenager living in the Florida Keys. Forced to mediate the fallout of his father’s extreme environmental protests, Noah takes it upon himself to find proof of illegal dumping to clear his family's name. He is level-headed and loyal, often serving as the practical counterbalance to his father's impulsive nature.

Paine is a passionate environmental activist and former charter boat captain who drives a cab. He frequently gets into trouble with the law due to his reckless stunts to protect local wildlife. While his heart is in the right place, his impulsive actions cause severe stress for his wife and children.

Donna is the practical, hardworking wife of Paine Underwood. She works as a legal secretary, providing the family's primary financial stability. Exhausted by her husband's constant legal troubles, she struggles with the toll his activism takes on their marriage.

Abbey is Noah’s fiery younger sister. She shares her family's strong convictions and possesses a fierce temper, notably defending herself by biting when threatened. She acts as a willing and courageous accomplice to her brother's local investigation.

Dusty is a wealthy local businessman in the Florida Keys who operates the Coral Queen casino boat. A former fishing guide and peer of Paine's, he has grown arrogant and powerful. He prioritizes his profits over the local ecosystem, using intimidation to maintain his status.

Shelly is a tough, large bartender with a barbed wire tattoo on her arm. She is Dusty Muleman's former fiancée and currently lives in a rundown trailer park. Despite her intimidating exterior, she has a strong sense of right and wrong and becomes an essential asset to Noah and Abbey.

Lice is a former mate on the Coral Queen who was fired by Dusty Muleman. He struggles with alcoholism and generally looks out for his own interests. He possesses potential knowledge about the casino boat's waste disposal, making him a key target for Noah's investigation.

Jasper Jr. is Dusty Muleman’s teenage son and the local bully. Arrogant and aggressive, he harbors a deep resentment for the Underwood family. He takes every opportunity to harass and intimidate Noah.

Bull is a hulking local teenager who serves as Jasper Jr.'s primary enforcer. Though physically intimidating and complicit in bullying Noah, he is slightly more easily swayed and frightened than his friend.

Bobby is Paine’s father and a former charter boat captain. He disappeared under mysterious circumstances in South America a decade ago and is presumed dead by his family. His absence casts a long shadow over the Underwood family's history.

Luno is a large, bald security guard working for Dusty Muleman. Vicious and physically imposing, he uses violence to protect his boss's interests and poses a genuine physical threat to anyone investigating the casino boat.

Mr. Shine is the Underwood family's attorney. He attempts to manage the fallout of Paine's destructive environmental protests and navigate the potential legal consequences facing the family.

Miles Umlatt is a reporter for the Island Examiner. He covers local environmental controversies and seeks out the Underwood family to write a story about Paine's activist history.

Billy Babcock works for the Coast Guard but has a severe gambling habit. His debts make him susceptible to manipulation by those operating the local casino boat.