| Type: | supporting |
| Age Range: | 18 – 29 |
| Gender: | female |
| Voice Part: | alto |
| Vocal Range: | F 3 – D 5 |
| Dancing: | intense |
| Name | Gender | Vocal Part | Age Range | Role Type |
| Action | male | baritone | 16 – 25 | cameo |
| Arab | male | baritone | 16 – 25 | cameo |
| Baby John | male | baritone | 14 – 19 | supporting |
| Bernardo | male | baritone | 18 – 29 | lead |
| Chino | male | spoken | 18 – 25 | supporting |
| Consuela | female | mezzo | 16 – 25 | cameo |
| Diesel | male | baritone | 16 – 25 | cameo |
| Doc | male | spoken | 40 – 60 | supporting |
| Glad Hand | male | spoken | 30 – 55 | cameo |
| Graziella | female | spoken | 16 – 23 | cameo |
| Jet girls | female | 14 – 25 | chorus | |
| Jets | male | 16 – 27 | chorus | |
| Krupke | male | spoken | 26 – 45 | cameo |
| Maria | female | soprano | 14 – 20 | lead |
| Riff | male | tenor | 17 – 25 | lead |
| Rosalia | female | mezzo | 16 – 25 | cameo |
| Shark girls | female | 14 – 25 | chorus | |
| Sharks | male | 16 – 27 | chorus | |
| Shrank | male | spoken | 40 – 60 | supporting |
| Test character | male | mezzo | 12 – 58 | chorus |
| Tony | male | tenor | 18 – 25 | lead |
| Velma | female | spoken | 16 – 23 | cameo |