Glenn Ford as Harry Mork

Geraldine Page as Evie Jackson

Angela Lansbury as Phyllis

Michael Anderson Jr. as Patrick, Phyllis' Son

Barbara Nichols as June Loveland

Patricia Barry as Mitchell

Charles Drake as Frank Taylor

Richard Deacon as Mr. Cruikshank

Neva Patterson as Connie

Ken Lynch as Hotel masher

Ruth McDevitt as Miss Tait

Alice Pearce as Agnes Moore

Mary Wickes as Miss Fox

Joanna Crawford as Emile Zola Bernkrant

James O'Rear as Marvin

Peter Turgeon as Peterson

Nelson Olmsted as Herb

Sandra Gould as Mrs. Sloan

Steve Bell as Chester

William Cort as Jerry

Ralph Manza as Restaurant Proprietor

Maxine Stuart as Rita

Robert Kenneally as Mr. Grove

Tom Palmer as Mr. Weinstock

Paulene Myers as Florist

Parker McCormick as Attendant at Station

Tad Mosel as Man in Lobby

William Benedict as Stu

Hal Smith as Stubby

Charles Alvin Bell as Zanzibar

Allyson Ames as Joyce

Herschel Graham as Restaurant Patron (uncredited)