De getalenteerde achtjarige Tina Denemarken doet er alles aan om de hoofdrol te spelen in haar schoolmusical. Iets! Terwijl Tina ontdekt waar haar talent vandaan komt, laat ze ons zien wat er nodig is om te slagen...
Nee, helaas is Ruthless! The Musical nog niet beschikbaar op Netflix in Nederland.
| Writing | Marvin Laird | Musical |
| Directing | Tracey Alker | Script Supervisor |
| Sound | Chris Egan | Orchestrator |
| Production | Gail Roberts | Post Production Coordinator |
| Sound | Adam Scrivener | Sound Re-Recording Mixer |
| Camera | Ben Frewin | Camera Operator |
| Editing | Egli Keli | Editor |
| Camera | John Simmons | Camera Supervisor |
| Sound | Tim Clark | Supervising Sound Editor |
| Sound | Gareth Valentine | Music Supervisor |
| Writing | Joel Paley | Musical |
| Camera | Barrie Dodd | Camera Operator |
| Production | Jo Hawes | Casting Director |
| Camera | Paul Jarvis | Camera Operator |
| Editing | Paul Ingvarsson | Colorist |
| Directing | Richard Fitch | Stage Director |
| Production | Simon Sturgess | Production Manager |
| Editing | Paul Ingvarsson | Online Editor |
| Sound | John Skehill | Sound Mix Technician |
| Sound | Simon Beck | Music Director |
| Directing | Richard Fitch | Director |
| Sound | Marvin Laird | Music |
| Production | Austin Shaw | Producer |
| Art | Morgan Large | Set Designer |
| Production | Evan Sacks | Executive Producer |
| Crew | Rebecca Howell | Choreographer |
| Costume & Make-Up | Morgan Large | Costume Designer |
| Lighting | Tim Lutkin | Lighting Design |
| Costume & Make-Up | Richard Mawbey | Makeup Designer |
| Production | Bonnie Comley | Executive Producer |
| Production | David Babani | Executive Producer |
| Sound | Gregory Clarke | Sound Designer |
| Production | Stewart F. Lane | Executive Producer |
| Costume & Make-Up | Richard Mawbey | Hair Designer |
