Officer John "Sully" Sullivan

Skipp Sudduth

Doc Parker / Monte Parker

Michael Beach

Officer Ty Davis, Jr.

Coby Bell

Bobby Caffey

Bobby Cannavale

Jimmy Doherty

Eddie Cibrian

Det. Faith Yokas

Molly Price

Carlos Nieto

Anthony Ruivivar

Kim Zambrano

Kim Raver

Officer Maurice "Bosco" Boscorelli

Jason Wiles

Fred Yokas / —

Chris Bauer

—

Joe Lisi

Alex Taylor / —

Amy Carlson

Guest Star

Tom Berenger

Guest Star

Jessica Brooks Grant

Savannah Haske

Sgt. Maritza Cruz

Tia Texada

Guest Star

Dan Frazer

Emily Yokas / —

Bonnie Dennison

Guest Star

Gene Silvers

Guest Star

Patti D'Arbanville

Guest Star

Sean Young

Guest Star

Treach

Chris Reyes

Elizabeth Rodriguez

Guest Star

Eve

Guest Star

Cassandra Creech

Guest Star

Amelia Campbell

Guest Star

Dina Pearlman

Guest Star

Martha Millan

Guest Star

Ali Fliakos

Guest Star

Olivia Birkelund

Guest Star

Joseph Cross

Guest Star

Mia Farrow

Guest Star

Marc John Jefferies

—

Bill Walsh

Guest Star

Julian Gamble

Guest Star

Titus Welliver

Nick Yokas

Ron McLarty

Guest Star

Mark Consuelos

Guest Star

Talia Balsam

Shirley Yokas

Jean De Baer

Sasha Monroe / —

Nia Long

—

John Bolger

Grace Foster / —

Cara Buono

Brandan Finney

Josh Stewart

—

Lisa Vidal

—

Sakina Jaffrey

—

Lonette McKee

—

Charles Haid

—

Manny Perez

—

Brad Beyer

—

Stephen Singer

—

Jon Seda

—

Roy Scheider

—

Tawny Cypress

—

James Rebhorn

John Miller

Aidan Quinn

—

Anson Mount

—

Charlie Day

—

Wyclef Jean

—

Wendell Pierce

—

Anne Twomey

—

Tim Kang