Ray Donovan
Terry Donovan
Bunchy Donovan
Daryll
Bridget Donovan
Lena (as Katherine Moennig)
Molly Sullivan
Mickey Donovan
Young Mickey
Kevin Sullivan
Smitty
Teresa
Matty
Young Jim Sullivan (as Austin Hebert)
Young Ray Donovan
Young Sean Walker
Young Abby
Colleen
Young Ezra
Evelynne
Father O'Connor
Dr. Arthur Amiot
Young Terry
Young Bunchy
Young Bridget (as Emily Rose Richardson)
Milos
Spiros the Greek
Ted the Bartender
Pete Connolly
Jerry Gorman
Mark
Arty
Movie Director
Movie Villain (as Tony Vincent)
First AD (as Johnny Sánchez)
Five Year Old Ray
Maria
Young Ray Donovan (uncredited)
Anne Donovan (uncredited)
Homeless Person (uncredited)
Crackhead / Train Commuter (uncredited)
Funeral Goer (uncredited)
Businesswoman Train Passenger (uncredited)
Mark (uncredited)
Walking BG (uncredited)
Family Member (uncredited)
Young Girl (uncredited)
Amtrak Passenger (uncredited)
South Station Commute (uncredited)
Boom Operator (uncredited)
Pedestrian (uncredited)
Train Station Employee (uncredited)
Train Passenger (uncredited)
South Station Commuter (uncredited)
Train Station Pedestrian (uncredited)
Shootout Witness (uncredited)
Pool Patron (uncredited)
Neighborhood Kid (uncredited)
Corrections Officer Christie (uncredited)
Businessman (uncredited)