Richard Castle

Nathan Fillion

NYPD Captain Kate Beckett

Stana Katic

Martha Rodgers

Susan Sullivan

NYPD Detective Javier Esposito

Jon Huertas

Alexis Castle

Molly Quinn

Captain Roy Montgomery

Ruben Santiago-Hudson

NYPD Detective Kevin Ryan

Seamus Dever

Lanie Parish

Tamala Jones

Dean Donegal

John Pyper-Ferguson

Guest Star

Corbin Bernsen

Natalie Rhodes

Laura Prepon

Guest Star

Max Martini

Josh Davidson

Victor Webster

Guest Star

Gene Simmons

Penny Marchand

Rachel Boston

Mike Royce

Jason Beghe

Guest Star

Jason Wiles

Guest Star

Justin Bruening

Brian Elliott

Sam Page

Evan Murphy

Michael Rady

Guest Star

Michael McKean

Guest Star

Gilles Marini

Victoria Gates

Penny Johnson

Rabbi

Nathan Lam

Derek Brookner

Corey Saunders

Agent Westfield

Lyle Lovett

Marcus Gates

Lee Tergesen

Guest Star

Bruce Davison

Guest Star

Adrian Pasdar

Guest Star

Clare Carey

Guest Star

Gary Basaraba

Mirielle Lefcourt

Ever Carradine

Guest Star

Joel Polis

Guest Star

Jay Paulson

Jerry Tyson

Michael Mosley

Guest Star

Carrie Genzel

Guest Star

Brian Goodman

Gracie

Jillian Clare

Guest Star

Wilmer Calderon

Ana Marie

Charlene Amoia

Guest Star

Dominic Purcell

Brooke Carver

Sophina Brown

Guest Star

Sasha Roiz

Ashley

Ken Baumann

Scott Donner

Thomas Calabro

Guest Star

Rebecca Budig

Guest Star

Erik Palladino

Loreen Carter

Paige Rowland

Benny Stryker

Lance Henriksen

Guest Star

Peter Onorati

Guest Star

Tom Irwin

Rebecca Dalton

Mary Page Keller

Tova

Cynthia Frost

Guest Star

D.B. Sweeney

Dr. Elliot Lefcourt

Rick Hearst

Rachel Goldstein

Eden Riegel

Guest Star

Gregory Alan Williams

Random Pierce

Keith Robinson

Guest Star

Cameron Mathison

Ayyana Holder

Jeanette Brox

Paul McCardle

Brian Klugman

Guest Star

John Ciccolini

Michael Grant

Philip Anthony-Rodriguez

Guest Star

Ajay Vidure

Guest Star

Bahar Soomekh

Guest Star

Jeff Hephner

Dean Carbino

Gino Cafarelli

Guest Star

Brendan Hines

Guest Star

Kwame Patterson

Tory Ellis

Maya Stojan

Guest Star

Alicia Coppola

Jim Beckett

Scott Paulin

Bill Wellington

Stephen Macht

Wilbur Pittorino

Chris Mulkey

Guest Star

Teri Polo

Albert Moreno

David Gianopoulos

Mr. Dreyfus

John Kassir

Guest Star

Joe Guzaldo

Clifford Stuckey

James Handy

Guest Star

Andrew Lawrence

Steve Adams

Rick Ravanello

Guest Star

Ned Bellamy

Guest Star

Jason George

Dr. Chuck Vaughn

Karl T. Wright

Cal Townsend

Joe O'Connor

Annie Swift

Alexandra Barreto

Guest Star

Larry Clarke

Adam Murphy

Andrew Leeds

Guest Star

Jane Seymour

Hayley Shipton

Toks Olagundoye

Tonya Wellington

Melody Thomas Scott

Guest Star

Matt McTighe

Bartender

Justice Gamble

Jerry Camden

William Allen Young

Guest Star

Efrain Figueroa

Guest Star

Brett Cullen

Guest Star

Lochlyn Munro

Mario Rivera

Carmen Argenziano

Billy Grimm

Blake Gibbons

Angela Russo

Anne Marie Howard

Guest Star

Jonathan Adams

Guest Star

Alon Aboutboul

Guest Star

Liz Vassey

Greg McClintock

Michael Cassidy

Guest Star

Andrea Bogart

Cody Donnelly

Kieren Hutchison

Mandy Carson

Sam Doumit

Ted Carter

Neil Hopkins

Owen Peterson

Ramon De Ocampo

Guest Star

Chadwick Boseman

Pete Mucha

Rand Holdren

Guest Star

Josie Loren

Guest Star

Jeremy Glazer

Kitty Canary

Lisa O'Hare

Guest Star

Monica Keena

Sidney Perlmutter

Arye Gross

Brad Williams

Randall Batinkoff

Father Aaron Low

Brian Krause

Abe Sandrich

Thomas Kopache

Joy Harrison

Nicole Bilderback

Dr. Lee

Ping Wu

Guest Star

Bellamy Young

Guest Star

Judith Moreland

Byron H. Singer

David Dean Bottrell

Nick Johnston

Evan Helmuth

Gina Cowell

Monet Mazur

Earl Moreland

Craig Gellis

Kathleen Park

Samantha Quan

Vikram Singh

Sunkrish Bala

Guest Star

Ryan Deal

Steven Heisler

Oliver Muirhead

Guest Star

Gregg Daniel

Guest Star

Michael Connelly

Amy Porter

Erin Fleming

Guest Star

Jonathan Slavin

Guest Star

Darin Brooks

Guest Star

Dennis Lehane

Guest Star

Kathleen M. Darcy

Teresa De La Torre

Presciliana Esparolini

Julia Foster

Jen Lilley

Marina Casilla

Mercedes Mason

Jamie Ruiz

Christina Vidal

Leonard Maloney

Bo Foxworth

Lloyd Saunders

Gideon Emery

Jenny Duffy-O'Malley

Juliana Dever

Guest Star

Beth Behrs

Dr. Imani Phelps

Brea Cola

Guest Star

Alton Clemente

Pi

Myko Olivier

William Bracken

Jack Coleman

Guest Star

Stephan Smith Collins

Dr. Lissa Akerman

Allyssa Brooke

Michael Smith

Geoff Pierson

Carter Burke

Michael Dorn

LT / NYPD Uniform Officer / Uniform Officer

L.T. Tolliver

Reporter / News Anchor / Newscaster

Michelle Alegria

Josh Stamberg

Ann Cusack

David Chisum

Joshua Bitton

Bernard White

Robert Picardo

Don Stark

Daisy Betts

Katherine Kamhi

Coby Ryan McLaughlin

Xander Foyle

Ethan Erickson

Chloe Witman

Katie Eischen

Burlesque Dancer

Ashley Watkins