Lori Lethin as Callie Cassidy / Sarah Walker / Susan

George Clooney as Oliver

Brendan Hughes as Steven Blake

Alex Rocco as Harry Sleerik

Scott Jacoby as Josh Forbes

Andy Romano as Principal Kastleman

Richard Brestoff as Arthur Lyman Kastleman

Al Fann as Amos

Pepper Martin as Chief Deyner

Maureen McCormick as Officer Tyler

Vince Edwards as Richard Birnbaum

Philip McKeon as Richard Farley

Panchito Gómez as Choo Choo

Michael Eric Kramer as Donny Porter

Remy O'Neill as Esther Molvania

Darcy DeMoss as Sheri Haines

Cliff Emmich as Dillon

Kristi Somers as Ginny McCall

Marvin J. McIntyre as Robbie Rice

Alison Noble as Jeanine

Joy Heston as Becky