Richard Egan

Ken Jorgenson

Dorothy McGuire

Sylvia Hunter

Sandra Dee

Molly Jorgenson

Arthur Kennedy

Bart Hunter

Troy Donahue

Johnny Hunter

Beulah Bondi

Mrs. Emily Hamilton Hamble

Constance Ford

Helen Jorgenson

Jack Richardson

Claude Andrews

Martin Eric

Todd Harper, Handyman at Pine Island Inn

Eleanor Audley

Waiting Guest at Molly's College (uncredited)

Marshall Bradford

Dr. Matthias (uncredited)

Phil Chambers

Sheriff (uncredited)

Joe Connors

Driver (uncredited)

Peter Constanti

Captain of Yacht (uncredited)

Richard Deacon

Pawnbroker (uncredited)

Ann Doran

Mrs. Talbert (uncredited)

Gertrude Flynn

Helen's Mother (uncredited)

Bonnie Franklin

Girl in Dormitory (uncredited)

Everett Glass

Dean (uncredited)

Robert Griffin

Engelhardt (uncredited)