Dudley Moore as Arthur Bach

Liza Minnelli as Linda Marolla Bach

John Gielgud as Hobson

Geraldine Fitzgerald as Martha Bach

Stephen Elliott as Burt Johnson

Paul Benedict as Fairchild

Cynthia Sikes as Susan Johnson

Kathy Bates as Mrs. Canby

Jack Gilford as Mr. Butterworth

Ted Ross as Bitterman

Barney Martin as Ralph Marolla

Thomas Barbour as Stanford Bach

David O'Brien as Millionaire

Ron Canada as Bartender

John C. Vennema as Maitre D'

John A. Zee as Bald Executive

Marcia Wolf as Gallery Customer

Aileen Fitzpatrick as Saleswoman

P.J. Benjamin as Ship Steward

Daniel Greene as Troy

Molly McClure as Greta

Frederikke Borge as Decorator

John O'Neill as Housekeeper Husband

Mary Betten as Housekeeper Wife

Brogan Lane as Cindy

Carl Bressler as Diner Customer

Lynet Morrow as Diner Customer

Don Stark as Diner Customer

J. Christopher Sullivan as Diner Customer

Nick DeMauro as Building Superintendent

Joseph Leon as Hank

Ken Magee as Hardware Store Customer #1

Cameron Johann as Hardware Store Customer #2

Raymond O'Connor as Drunk #1

Eddie Zammit as Drunk #2

Joe Restivo as Seedy Bartender

Eagle-Eye Cherry as Teenager

Robert Levine as Cabdriver

T.J. Meyers as Policeman

Joe Jamrog as Doorman

Larry Golden as Bum

Ken Sylk as Man in Shadows

Terry Wills as Man in Alley

Daryl Edwards as Johnson Guard

David Sabin as Boardmember #1

Jason Wingreen as Boardmember #2

Tres Hanley as Debutante