Officer John "Sully" Sullivan

Skipp Sudduth

Doc Parker / Monte Parker

Michael Beach

Fred Yokas

Chris Bauer

Officer Ty Davis, Jr.

Coby Bell

Jimmy Doherty

Eddie Cibrian

Det. Faith Yokas

Molly Price

Kim Zambrano

Kim Raver

Carlos Nieto

Anthony Ruivivar

Emily Yokas

Bonnie Dennison

Officer Maurice "Bosco" Boscorelli

Jason Wiles

Officer Sasha Monroe

Nia Long

Sgt. Maritza Cruz

Tia Texada

Guest Star

Charles Haid

Swersky

Joe Lisi

Guest Star

Lily Kershaw

Guest Star

Sterling K. Brown

Guest Star

Warren Blosjo

Guest Star

Timothy Devlin

Guest Star

Nicholas Turturro

Guest Star

Paul Michael Glaser

Guest Star

Ann-Margret

Beth Taylor

Veronica Hamel

Guest Star

Charlie Day

Johnson

John Michael Bolger

Guest Star

Glenn Fleshler

Guest Star

Michael Gladis

Guest Star

Susan Dey

Guest Star

Mia Farrow

Guest Star

Kate Jackson

Guest Star

Jean De Baer

Guest Star

Steven Randazzo

Guest Star

DMX

Ruth Johnson

Audrie Neenan

Guest Star

Henry Winkler

Guest Star

Gene Simmons

Guest Star

Joe Sikora

Guest Star

Adam Beach

—

Bill Walsh

Guest Star

Carlos Ruivivar

Officer Grace Foster

Cara Buono

Officer Brendan Finney

Josh Stewart

Alex Taylor / —

Amy Carlson

Bobby Caffey

Bobby Cannavale

—

John Bolger

—

Savannah Haske

—

Lisa Vidal

—

Patti D'Arbanville

—

Sakina Jaffrey

—

Lonette McKee

—

Manny Perez

—

Brad Beyer

—

Stephen Singer

—

Jon Seda

—

Roy Scheider

—

Tawny Cypress

—

James Rebhorn

John Miller

Aidan Quinn

—

Anson Mount

—

Wyclef Jean

—

Wendell Pierce

—

Anne Twomey

—

Tim Kang