Nancy Drew

Pamela Sue Martin

Joe Hardy

Shaun Cassidy

Carson Drew

William Schallert

Frank Hardy

Parker Stevenson

Bonnie Ebsen

Guest Star

Valerie Bertinelli

Fenton Hardy

Edmund Gilbert

Nancy Drew

Janet Louise Johnson

Guest Star

Simon Oakland

Lisa Eilbacher

Guest Star

Deborah Ryan

Guest Star

Danny Goodman

Guest Star

Melanie Griffith

Guest Star

Stuart Whitman

Guest Star

James Hong

Guest Star

Kim Lankford

Guest Star

Nicholas Hammond

Guest Star

Clive Revill

Guest Star

Diana Muldaur

Guest Star

Kimberly Beck

Guest Star

John Karlen

Guest Star

Jack Ging

Guest Star

Royal Dano

Guest Star

John Quade

Guest Star

Anne Lockhart

Guest Star

Casey Kasem

Guest Star

Elissa Leeds

Jean Marie Hon

Guest Star

Britt Leach

Guest Star

Harold Sylvester

Guest Star

Rudy Diaz

Guest Star

Lloyd Bochner

Guest Star

Tony Burton

Guest Star

Julio Medina

Guest Star

Hari Rhodes

Guest Star

Joseph Cotten

Guest Star

John Brandon

Guest Star

Percy Rodrigues

Guest Star

Anthony De Longis

Guest Star

Barry Primus

Guest Star

Dorothy Malone

Guest Star

Michael Jackson

Guest Star

Cathy Rigby

Guest Star

Peter Bromilow

Guest Star

J.D. Cannon

Guest Star

Jorge Cervera Jr.

Guest Star

Stepfanie Kramer

Guest Star

Zina Bethune

Guest Star

Craig Stevens

Guest Star

Robert Horton

Guest Star

Dennis Weaver

Guest Star

Richard Collier

Guest Star

Albert Popwell

Guest Star

Robert Wagner

Ruth Cox

Guest Star

Chao Li Chi

Dante D'Andre

Guest Star

Vince Howard

Guest Star

Parley Baer

Guest Star

Jaclyn Smith

Guest Star

Pernell Roberts

Phillip R. Allen

Jack Kelly

Guest Star

James Wainwright

Guest Star

Amy Smika