The Mastermind

5.3

110 minutes

10/16/2025

Overview

In a sedate corner of Massachusetts circa 1970, an unemployed carpenter turned amateur art thief plans his first big heist. When things go haywire, his life unravels.

Cast List

Josh O'Connor
as James Blaine "JB" Mooney
Alana Haim
as Terri Mooney
Hope Davis
as Sarah Mooney
John Magaro
as Fred
Gaby Hoffmann
as Maude
Bill Camp
as Judge William Mooney
Amanda Plummer
as Louise
Eli Gelb
as Guy Hickey
Cole Doman
as Larry Duffy
Javion Allen
as Ronnie Gibson
Matthew Maher
as Jerry
Rhenzy Feliz
as Gordon
Juan Carlos Hernández
as Agent Carroll
Jean Zarzour
as Mrs. Zazour
D.J. Stroud
as Edward Farber
Ryan Homchick
as Sam Kuchar
Sterling Thompson
as Carl Mooney
Jasper Thompson
as Tommy Mooney
Margot Anderson-Song
as Helen
Maria Wedding
as College Age Museum Patrons
Jenny McManus
as Cafe Patron
Katie Hubbard
as Robin
Greg Violand
as Man at Bank #2
Ming Wang
as Museum Patron
Kevin Michael Walsh
as Neighbor
Alexis Nicole Neuenschwander
as Pam
William Cross
as Museum Patron
Barry Mulholland
as Charles
Angel Kerns
as Pedestrian
Wilson Conkwright
John E. Brownlee
as Man Catching the Bus
David Pittinger
as Man in Sports Jacket
Reighan Bean
as Julie Friedlander
Steven Terry Walker
as Diner Patron
Robert Gerding
as Museum Patron
Rick Dutrow
as Thug
Max Schroeder
as Boy Playing on Sidewalk
Greg Siewny
as Newspaper Thief
Marc Ross
as Mr. Ross
Melissa McDermott Currin
as Vietnam Protestor
Malika Dinan
as Vietnam Protestor
Todd Wallrauch
as Vietnam Protestor
Christian Gazaway
as Protester
Kevin W. Shiveley
as Riot Cop
Farrah Rawlings
as Student
Michael Wedding
as Smoking Man/College Student
Tom Cline
as Tony
Kade Clarks
as Curtis