Two high school seniors try to adjust to adult responsibilities when an unexpected pregnancy forces them into marriage.
| Actor | Role |
|---|---|
 Desi Arnaz Jr.Bo Jo Jones | Bo Jo Jones |
 Christopher NorrisJulie | Julie |
 Dan DaileyMr. Greher | Mr. Greher |
 Dina MerrillMrs. Greher | Mrs. Greher |
 Tom BosleyMr. Jones | Mr. Jones |
 Lynn CarlinMrs. Jones | Mrs. Jones |
 Susan StrasbergLee | Lee |
 Jessie Royce LandisGrandmother Greher | Grandmother Greher |
 Larry WilcoxCharlie Saunders | Charlie Saunders |
 Nicholas HammondEvan Clark | Evan Clark |
| JJeanne ArnoldJoan Hartlane | Joan Hartlane |
| RRuby DakeAlicia | Alicia |
| JJulia BenjaminGrace | Grace |
| MMichael FreemanGregory | Gregory |
 Peg ShirleyHousewife | Housewife |
 Maida SevernMaid | Maid |
 McLean StevensonMinister | Minister |
 Phyllis LoveNurse (uncredited) | Nurse (uncredited) |