Bruce Willis

Ben Jordan

Michelle Pfeiffer

Katie Jordan

Rob Reiner

Stan Kogen

Colleen Rennison

Erin Jordan (at Ten)

Jake Sandvig

Josh Jordan (at Twelve)

Julie Hagerty

Liza

Rita Wilson

Rachel Kogen

Paul Reiser

Dave

Red Buttons

Arnie Jordan

Betty White

Lillian Jordan

Jayne Meadows

Dot

Tom Poston

Harry

Dylan Boersma

Josh Jordan (at Three)

Ken Lerner

Dr. Rifkin

Albert Hague

Dr. Siegler

Michael Chapman

Waiter

Jessie Nelson

Realtor

Bill Kirchenbauer

Eddie Kirby (wrongly listed as "Andy" in credits)