Full cast of Step by Step

Patrick Duffy

Frank Lambert

160 episodes

Suzanne Somers

Carol Foster Lambert

160 episodes

Brandon Call

J.T. Lambert

160 episodes

Staci Keanan

Dana Foster

160 episodes

Christine Lakin

Alicia Lambert

160 episodes

Angela Watson

Karen Foster

160 episodes

Christopher Castile

Mark Foster

160 episodes

Josh Byrne

Brendan Lambert

141 episodes

Sasha Mitchell

Cody Lambert

118 episodes

Jason Marsden

Rich Halke

67 episodes

Emily Mae Young

Lilly Foster-Lambert

43 episodes

Alexandra Adi

Samantha Milano

43 episodes

Bronson Pinchot

Jean-Luc Rieupeyroux

24 episodes

Patrika Darbo

Penny Baker

22 episodes

Peggy Rea

Ivy Baker

22 episodes

Donald Gibb

Slasher / Moose

6 episodes

Bill Stevenson

Ozzie

4 episodes

Michael DeMay

Pizza Guy / Man / Delivery Man

4 episodes

Jeff Juday

Jake 'Flash' Gordon

4 episodes

Melanie Wilson

Cathie Adler

3 episodes

David Graf

Phil Jones / Dave Roberts / Mitch Crawford

3 episodes

Jim Jansen

Reverend Fielder / Howard

3 episodes

Dan Gilvezan

Howard Adler

2 episodes

Mick Cain

2 episodes

Bruce Jarchow

2 episodes

Donnie Jeffcoat

Jonah

2 episodes

Christa Sauls

Karen Covington

2 episodes

Marty Belafsky

2 episodes

Philip Charles MacKenzie

Phil the Bellman

2 episodes

Jason Behr

Larry

2 episodes

Troy Evans

Mr. Tubman / Youth Group Leader

2 episodes

Judy Kain

Ms. Preston / Adele

2 episodes

Jaleel White

Steve Urkel / Steve Urkel (uncredited)

2 episodes

Rio Dekin

Ed / Mike

2 episodes

John Astin

George Humphries

2 episodes

Mickey Jones

Virgil

2 episodes

Tony Longo

Tony / Soupy

2 episodes

Mary-Pat Green

Ludmilla / Hilda

2 episodes

Yvette Freeman

1 episode

Shawn Levy

Daniel

1 episode

Peter Parros

George

1 episode

Arjay Smith

Nelson

1 episode

Andrea Elson

1 episode

Maggie Lawson

1 episode

Kathy Kinney

The Proctor

1 episode

Tiffani-Amber Thiessen

Tina Gordon

1 episode

Rick Scarry

Mr. Newton

1 episode

Al Molinaro

1 episode

Paula Trickey

Cindy

1 episode

Molly Cheek

Coach Harris

1 episode

Josh Keaton

Will Peters

1 episode

Krissy Carlson

1 episode

Debbie Gibson

1 episode

Debby Boone

1 episode

Natanya Ross

1 episode

Nedra Volz

1 episode

David Lascher

1 episode

Paige Peterson

1 episode

Terri Conn

1 episode

Jennifer Lyons

1 episode

Nick Spano

1 episode

Suanne Spoke

1 episode

Kathy Christopherson

1 episode

George Wyner

1 episode

JoAnna Garcia Swisher

Chelsea

1 episode

Elizabeth Berkley

Lisa Morgan

1 episode

Michelle Williams

J.J.

1 episode

Spice Williams-Crosby

1 episode

Beau Billingslea

Jackson

1 episode

Lea Moreno Young

1 episode

David Kaufman

Devon

1 episode

Pat Crawford Brown

Mrs. Hill

1 episode

Michael Landes

1 episode

June Angela

1 episode

Aria Noelle Curzon

1 episode

Erika Flores

1 episode

Phillip Van Dyke

1 episode

Jennifer Aspen

1 episode

Devon Odessa

Judy

1 episode

Marsha Clark

1 episode

Kelly Packard

Marcia

1 episode

Ami Foster

1 episode

Michael Cudlitz

Ed

1 episode

Amy Chance

1 episode

Gina Gallego

1 episode

John Asher

1 episode

Lee Arenberg

1 episode

Susan Blakely

1 episode

Matt Crane

1 episode

Shanelle Gray

1 episode

Nancy Priddy

Doris

1 episode

Walter Jones

Joe

1 episode

Eric Balfour

Michael Fielder

1 episode

Jerry Penacoli

1 episode

Nancy Linari

1 episode

Carolyn Mignini

Bride's Mother

1 episode

Troy Slaten

1 episode

Tommy Lister Jr.

Security Guard

1 episode

John F. O'Donohue

1 episode

Scott Foley

Jeremy Beck

1 episode

Ronnie Schell

Manager

1 episode

Anna Slotky

1 episode

Fred Willard

Bert Lambert

1 episode

Portia Dawson

Monica

1 episode

Shawn Christian

1 episode

Shannon Elizabeth

Cindi

1 episode

Chris Young

1 episode

Peter Dennis

1 episode

Sage Allen

1 episode

Nancy Lenehan

Mrs. Tubman

1 episode

Christopher Darga

Photographer Tim Yates

1 episode

Bailey Chase

Scott

1 episode

Chris Demetral

1 episode

Devon Gummersall

1 episode

Jaclyn Bernstein

1 episode

Bodhi Elfman

Garry

1 episode

Ron Fassler

Moderator

1 episode

David Lago

1 episode

Senta Moses

1 episode

Clive Revill

Professor Robert Nesler

1 episode

Bryan O'Byrne

1 episode

Lee Weaver

1 episode

Ray Abruzzo

Max Thomas

1 episode

Linda Cardellini

Cassie Evans

1 episode

Hattie Winston

Saleslady

1 episode

Harmon Killebrew

Harmon Killebrew

1 episode

Jim Doughan

Justice Pruett

1 episode

Denise Dowse

1 episode

Stan Ivar

Kevin McGowan

1 episode

Julie Benz

Tawny

1 episode

Mike Stanton

1 episode

Casey Sander

Chipper

1 episode

Mark Clayman

Hank

1 episode

Kort Falkenberg

1 episode

Scarlett Pomers

Claire Weber

1 episode

James Gleason

Professor Warren

1 episode

Dylan Haggerty

Koepecke

1 episode

Molly David

Mrs. Cooper

1 episode

Michael Sullivan

1 episode

Scott Gurney

Eric Barnes

1 episode

Zoshka Mizak

Zoska

1 episode

Rachel Duncan

Buttercup Girl

1 episode

Erin Reed

Gina

1 episode

Samantha Mills

Kellie Peterson

1 episode

Judith Jones

Kimmie Peterson

1 episode

Tom O'Connor

1 episode

Megan Pryor

Gabrielle

1 episode

Guerin Barry

Mr. Smythe

1 episode

Kathy Trageser

Professor Heather Flynn

1 episode

Danny Arroyo

Student #1

1 episode

Patricia Belcher

Mrs. Sawyer

1 episode

Don Knotts

Deputy Feif

1 episode

Lisa Sheridan

Bonnie

1 episode

Jodi Peterson

Groupie

1 episode

Sandy Rovetta

Sharon

1 episode

Johnny Moran

Chad

1 episode

Jacob Stein

Jimmy

1 episode

Lisa Inouye

Marie

1 episode

Angela Kinsey

Simone

1 episode

Megan Blake

Ellen Spencer

1 episode

Eben Ham

Construction Worker

1 episode

Leslie Danon

Ronny

1 episode

Lisa Ann Grant

Sally

1 episode

Bonnie Hellman

Gladys

1 episode

Maia Winters

Lisa

1 episode

Perry Anzilotti

Mr. Packwood

1 episode

Myra Turley

Adele

1 episode

Troy Shire

Bob Gordon

1 episode

Gregory Scott Cummins

Death

1 episode

Andrew Keegan

Matt Crawford

1 episode

Matt Landers

Mr. Parker

1 episode

Mariangela Pino

Debbie Crawford

1 episode

Karen Austin

Patti Roberts

1 episode

Time Winters

Buzz

1 episode

Brett Stimely

Marty Green

1 episode

Shirley Prestia

Betty Jenkins

1 episode

Robert Gant

Fireman

1 episode

Lisa Picotte

Tiffany

1 episode

Mary Chris Wall

Miss Crawford

1 episode

Rebecca Wackler

Mrs. Weber

1 episode

Jimmy Baker

John Weber

1 episode

Tim Redwine

Jeremy

1 episode

Bill Sehres

Bill

1 episode

Richard Whiten

Referee

1 episode

Caroline Keenan

Barbie

1 episode

Brock Burnett

Ken

1 episode

John Stamos

John Stamos

1 episode

Rob Moore

Larry

1 episode

Edward Winter

Richard Lambert

1 episode

Roz Witt

Mrs. Quinn

1 episode

Brian George

Dean Stockwell

1 episode

Seth Green

Danny

1 episode

Danielle Nicolet

Rita

1 episode

Michael B. Silver

Fleming Adler

1 episode

Ian Patrick Williams

Mr. Gabriel

1 episode

Michael Milhoan

Mr. Baxter

1 episode

Larry Hankin

Abe Lincoln

1 episode

Jim O'Heir

Tom Garilick

1 episode

Mary Pat Gleason

Ms. Butkus

1 episode

Loanne Bishop

Becky Ann Covington

1 episode

Gerry Lock

Agnes

1 episode

Peggy Stewart

Dottie

1 episode

Mathea Webb

Tiffani

1 episode

Adria Tennor

Candi

1 episode

Tom Simmons

Director

1 episode

Joshua Waggoner

Kevin

1 episode

Sherry Hursey

Luanne Dexter

1 episode

Richard Roat

Bill Lambert

1 episode

David St. James

Dr. Weltman

1 episode

Paul Willson

Possum Dave

1 episode

Patrick Thomas O'Brien

Reverend

1 episode

Michael Kagan

Bride's Father

1 episode

Justin Lauer

Adam

1 episode

Leslie Hoffman

Wedding Guest (uncredited)

1 episode