Jake Gyllenhaal

Jeff Bauman

Tatiana Maslany

Erin Hurley

Miranda Richardson

Patty Bauman

Richard Lane Jr.

Sully

Nate Richman

Big D

Lenny Clarke

Uncle Bob

Patty O'Neil

Aunt Jenn

Clancy Brown

Jeff Bauman Sr

Kate Fitzgerald

Aunt Karen

Danny McCarthy

Kevin Horst

Frankie Shaw

Gail Hurley

Carlos Sanz

Carlos Arredondo

Michelle Forziati

Jill Hurley

Sean McGuirk

Bill Hurley

Karen Scalia

Lori Hurley

Judith McIntyre

Michele Kerr

Dr. Jeffrey Kalish

Dr. Jeffrey Kalish

Johnny Hickey

Security Guard

Cassandra Cato Louis

Maya

Rena Maliszewski

Agent Morrell

Jaime FitzSimons

Federal Agent

Diana Boudreau

Bruins PR Rep

Tony Viveiros

Husband at Bar

Patricia Ross

Wife at Bar

Vinh Doan

Chinese Restaurant Bartender

Jeremiah Kissel

First Responder at Marathon

Owen Burke

Townie #1

Mike O'Dea

Townie #2

Nick Cairis

Townie #3

Dafna Gottesman

Red Sox PR Rep

Jimmy LeBlanc

Larry

Bates Wilder

Chelmsford Cop

Irene Gerakas

Reporter

Paul Martino

Paul Martino

Gary Martino

Gary Martino

Chris Martino

Chris Martino

Greig Martino

Greig Martino

Mary Martino

Mary Martino

Moira Driscoll

Hospital Nurse

Darlene Van Alstyne

Head Nurse

Maggie Castle

Mom at Fenway

Kyara Williams

Daughter at Fenway

Nancy Villone

Waitress

Sonaz Izadi

Admin Co-worker

Jennifer Pollono

Woman Who Reaches for Jeff

Benjamin Hanson

Fenway Fan

Michele Kerr

Spaulding Rehab Tech #1

Paula Hereau

Spaulding Rehab Tech #2

Odessa Boykins

Jeff's Nurse #1

Mariann McDonough

Jeff's Nurse #2

Pamela Saint Onge

FBI Sketch Artist

Lynn Herman

Ball Girl #1

Jaclyn Dempsey

Ball Girl #2

Robert Kenney

Maintenance Guy

Julia Anzaldi

Spaulding Rehab Nurse

Stephanie Atkinson

ICU Nurse

Curtis Eames

BMC Surgical Tech

James Braver

BMC ICU Doctor

John Franchi

Bar Patron (uncredited)