Why Leave Home? is said to be a lost film according to the Fox section at Lost Film Files.
| Actor | Role |
|---|---|
 Sue CarolMary | Mary |
 Dixie LeeBillie | Billie |
 Nick StuartDick | Dick |
 Ilka ChaseEthel | Ethel |
 Walter CatlettElmer | Elmer |
 David RollinsOscar | Oscar |
 Jean LavertyJackie (as Jean Bary) | Jackie (as Jean Bary) |
 Jed ProutyGeorge | George |
 Richard KeeneJose | Jose |
| LLaura HamiltonMaude | Maude |
 Dot FarleySusan | Susan |
 Gordon De MainRoy | Roy |