Carol Lynley
Janet Willard
Brandon De Wilde
Arthur Bartley
Macdonald Carey
Maj. Malcolm Bartley, Ret.
Marsha Hunt
Jessie Bartley
Warren Berlinger
Ernie
Vaughn Taylor
Professor Willard
Nina Shipman
Lillian Bartley
?
Buck Class
Axel Sorenson
Roberta Shore
Cherie
William Schallert
George - Bank Vice President (uncredited)