 David NivenJonathan Kingsley | Jonathan Kingsley |
 Lola AlbrightAlice Kingsley | Alice Kingsley |
 Chad EverettRichard Merrick | Richard Merrick |
| OOzzie NelsonHerbert Fleischer | Herbert Fleischer |
 Cristina FerrareLinda Kingsley | Linda Kingsley |
 Jeff CooperBartholomew Smuts | Bartholomew Smuts |
 John HardingHarvey Rockwell | Harvey Rockwell |
| RRich ChaletFreddie Fleischer | Freddie Fleischer |
 Michael McGreeveyAndy McClaine | Andy McClaine |
 Don BeddoeElliot Fish | Elliot Fish |
 Darleen CarrAbbey Kingsley | Abbey Kingsley |
 Louise LorimerCelia Fish | Celia Fish |
 Karen NorrisMrs. Rockwell | Mrs. Rockwell |
| SSusan FrenchMiss Hammer | Miss Hammer |
 Trudi AmesFrancine | Francine |
| JJ. Edward McKinleyDr. Pepperell | Dr. Pepperell |
 Ned WertimerDr. Bodey | Dr. Bodey |
| JJon HillCollege Student (uncredited) | College Student (uncredited) |
 Kenner G. KempPoliceman (uncredited) | Policeman (uncredited) |
 Leoda RichardsParty Guest (uncredited) | Party Guest (uncredited) |
| RRudy GermaneStage Manager (uncredited) | Stage Manager (uncredited) |
| DDee CarrollJonathan's Secretary (uncredited) | Jonathan's Secretary (uncredited) |
