 James MasonEd Avery | Ed Avery |
 Barbara RushLou Avery | Lou Avery |
 Walter MatthauWally Gibbs | Wally Gibbs |
 Robert F. SimonDr. Norton | Dr. Norton |
 Christopher OlsenRichie Avery | Richie Avery |
 Roland WintersDr. Ruric | Dr. Ruric |
 Rusty LaneBob LaPorte | Bob LaPorte |
 Rachel StephensNurse | Nurse |
 Kipp HamiltonPat Wade | Pat Wade |
| BBetty CaulfieldMrs. LaPorte (uncredited) | Mrs. LaPorte (uncredited) |
 Virginia CarrollMrs. Jones (uncredited) | Mrs. Jones (uncredited) |
 Renny McEvoyMr. Jones (uncredited) | Mr. Jones (uncredited) |
| BBilly JonesMr. Byron (uncredited) | Mr. Byron (uncredited) |
 Dee AakerJoe (uncredited) | Joe (uncredited) |
 Jerry MathersFreddie (uncredited) | Freddie (uncredited) |
| PPortland MasonNancy (uncredited) | Nancy (uncredited) |
| NNatalie MastersMrs. Tyndall (uncredited) | Mrs. Tyndall (uncredited) |
 Richard CollierMilkman (uncredited) | Milkman (uncredited) |
 Lewis CharlesMr. McLennan (uncredited) | Mr. McLennan (uncredited) |
| GGus SchillingDruggist (uncredited) | Druggist (uncredited) |
| AAlex FrazerClergyman (uncredited) | Clergyman (uncredited) |
| MMary McAdooMrs. Edwards (uncredited) | Mrs. Edwards (uncredited) |
 Mary CarverSaleslady (uncredited) | Saleslady (uncredited) |
| EEugenia PaulSaleslady (uncredited) | Saleslady (uncredited) |
| GGladys RichardsLab Nurse (uncredited) | Lab Nurse (uncredited) |
| DDavid BedellX-Ray Doctor (uncredited) | X-Ray Doctor (uncredited) |
 Joseph MellDispatcher (uncredited) | Dispatcher (uncredited) |
| GGeorge ChesterJanitor (uncredited) | Janitor (uncredited) |
