Stanley, Harry, Sheila and Beth, four students from the 'free sex' Harrad College, spend the summer together to meet their families.
Richard Doran
as Harry Schacht
Victoria Thompson
as Beth Hillyer
Laurie Walters
as Sheila Grove
Robert Reiser
as Stanley Kolasukas
Bill Dana
as Jack Schacht
Emmaline Henry
as Margaret Tenhausen
Walter Brooke
as Sam Grove
Titos Vandis
as Mr. Kolasukas
Angela Clarke
as Mrs. Kolasukas
Jodean Lawrence
as Paula Schacht
Mimi Saffian
as Diane Schacht
Sherry E. DeBoer
as Dee
