| Type: | cameo |
| Age Range: | 23 – 35 |
| Gender: | female |
| Voice Part: | spoken |
| Vocal Range: | none |
| Dancing: | N/A |
| Name | Gender | Vocal Part | Age Range | Role Type |
| Boy (Young Peter) | male | N/A | 8 – 14 | cameo |
| Choreographers, Reporters, Make-up Girls, Auditionees, Escorts, Dancing Boys, Staff, Actors | N/A | N/A | 18 – 50 | chorus |
| Chris Bell | male | N/A | 21 – 40 | cameo |
| Dee Anthony | male | N/A | 30 – 55 | cameo |
| Dick Woolnough | male | N/A | 30 – 55 | cameo |
| Greg Connell | male | baritone | 21 – 32 | supporting |
| Josie Mann | female | spoken | 30 – 50 | cameo |
| Judy Garland | female | N/A | 30 – 47 | lead |
| Karen | female | N/A | 18 – 32 | cameo |
| Linelle | female | N/A | 18 – 32 | cameo |
| Liza Minneli | female | mezzo | 18 – 30 | lead |
| Marion Woolnough | female | N/A | 40 – 55 | supporting |
| Mark Herron | male | mute | 21 – 35 | cameo |
| Peter Allen | male | tenor | 22 – 36 | lead |
| Shena | female | N/A | 18 – 32 | cameo |
| Trick | male | spoken | 18 – 29 | cameo |
| Valerie Anthony | female | spoken | 25 – 40 | cameo |
| Wally Bell | male | spoken | 40 – 60 | cameo |