James Blaine Mooney — The Mastermind Character Profile

About James Blaine Mooney

Unemployed carpenter and the mastermind behind a heist to steal four Arthur Dove paintings. He hires thieves, hides the loot, denies involvement to the FBI, goes on the run with friends, and is eventually arrested alongside anti-war protesters.

James Blaine Mooney — Character Profile

Character Facts

Played by

Josh O'Connor

Appears in

The Mastermind (2025)

Role

Protagonist

More characters from The Mastermind

• Terri Mooney (Alana Haim)
• Judge William Mooney (Bill Camp)
• Sarah Mooney (Hope Davis)
• Fred (John Magaro)
• Louise (Amanda Plummer)
• Jerry the Driver (Matthew Maher)
• Maude (Gaby Hoffmann)
• Agent Carroll (Juan Carlos Hernández)
• Ms. Pitman (Carrie Lazar)
• Guy Hickey (Eli Gelb)
• Gordon (Rhenzy Feliz)
• Museum Patron (Deb G. Girdler)