Full Cast — Step by Step (1991–1998)

Patrick Duffy

Frank Lambert

Suzanne Somers

Carol Foster Lambert

Brandon Call

J.T. Lambert

Staci Keanan

Dana Foster

Christine Lakin

Alicia Lambert

Angela Watson

Karen Foster

Christopher Castile

Mark Foster

Josh Byrne

Brendan Lambert

Sasha Mitchell

Cody Lambert

Jason Marsden

Rich Halke

Emily Mae Young

Lilly Foster-Lambert

Alexandra Adi

Samantha Milano

Bronson Pinchot

Jean-Luc Rieupeyroux

Patrika Darbo

Penny Baker

Peggy Rea

Ivy Baker

Donald Gibb

Moose / Slasher

Bill Stevenson

Ozzie

Michael DeMay

Delivery Man / Man / Pizza Guy

Jeff Juday

Jake 'Flash' Gordon

Melanie Wilson

Cathie Adler

David Graf

Dave Roberts / Phil Jones / Mitch Crawford

Jim Jansen

Reverend Fielder / Howard

Dan Gilvezan

Howard Adler

Mick Cain

Bruce Jarchow

Donnie Jeffcoat

Jonah

Christa Sauls

Karen Covington

Marty Belafsky

Philip Charles MacKenzie

Phil the Bellman

Jason Behr

Larry

Troy Evans

Youth Group Leader / Mr. Tubman

Judy Kain

Ms. Preston / Adele

Jaleel White

Steve Urkel (uncredited) / Steve Urkel

Rio Dekin

Ed / Mike

John Astin

George Humphries

Mickey Jones

Virgil

Tony Longo

Tony / Soupy

Mary-Pat Green

Ludmilla / Hilda