Larry Hagman

Character: Fred Clark

Barbara Feldon

Character: Helen Clark

Gary Collins

Character: Mark Selby

E.J. Peaker

Character: Alice Selby

Vivian Vance

Character: May Brodey

Jim Backus

Character: Mike Lorimar

Burgess Meredith

Character: Capt. Frank Coffin

Paul Hartman

Character: Hank, the Postman

J. Pat O'Malley

Character: Jeremiah

Melissa Newman

Character: April Brodey

Randy Quaid

Character: Herbie

John Qualen

Character: Charlie Erickson

Hal Smith

Character: Jeb

Rosalie Williams

Character: Rose Malone

Charlotte Knight

Character: Sarah

Jason Wingreen

Character: Eben

Marjorie Bennett

Character: Madeline Erickson

Joe E. Ross

Character: Cab Driver

Allen Jenkins

Character: Doorman

Dick Wilson

Character: Kirk Lecount

Bonnie Kammerman

Character: Tourist

Carol Speed

Character: Town Clerk