Like Father Like Son

Dudley Moore

Dr. Jack Hammond / Chris Hammond

Kirk Cameron

Chris Hammond / Dr. Jack Hammond

Margaret Colin

Ginnie Armbruster

Catherine Hicks

Dr. Amy Larkin

Patrick O'Neal

Dr. Larry Armbruster

Sean Astin

Clarence / Trigger

Camille Cooper

Lori Beaumont

Micah Grant

Rick Anderson, Lori's Boyfriend

Bill Morrison

Trigger's Uncle Earl

Skeeter Vaughan

Medicine Man

Larry Sellers

Navajo Helper

Tami David

Navajo Girl

Maxine Stuart

Phyllis, Hammonds' Housekeeper

David Wohl

Dr. Roger Hartwood

Michael Horton

Dr. Mike O'Donald

Randy Lowell

Dr. Spellner