Old-school magic meets the modern world when young Alex stumbles upon the mythical sword Excalibur. He soon unites his friends and enemies, and they become knights who join forces with the legendary wizard Merlin. Together, they must save mankind from the wicked enchantress Morgana and her army of supernatural warriors.
Unfortunately the movie The Kid Who Would Be King is not yet available on HBO Max.
| Camera | Russell Kennedy | First Assistant "B" Camera |
| Camera | Ian Jackson | Second Assistant "A" Camera |
| Camera | Ewan Sadler | Camera Trainee |
| Camera | Jay Patel | Digital Imaging Technician |
| Crew | Peter White | Stunt Coordinator |
| Camera | Chris Bain | "B" Camera Operator |
| Crew | Paul Jennings | Stunt Coordinator |
| Camera | Jonathan 'Chunky' Richmond | Steadicam Operator |
| Camera | Matt Windon | First Assistant "A" Camera |
| Camera | Lisa MacGregor | Camera Loader |
| Camera | Jonathan 'Chunky' Richmond | "A" Camera Operator |
| Camera | Harry Gamble | Second Assistant "B" Camera |
| Camera | Malcolm Huse | Key Grip |
| Costume & Make-Up | Sharon Martin | Makeup Designer |
| Production | Robbie Torbuck | Production Secretary |
| Sound | Matthew Skelding | Dialogue Editor |
| Crew | Henry Kemplen | Visual Effects Editor |
| Production | David Blank | Assistant Accountant |
| Production | Rachel Limb | Payroll Accountant |
| Production | Debbie Moseley | Assistant Accountant |
| Sound | Jed Loughran | Sound Effects Editor |
| Camera | Kerry Brown | Still Photographer |
| Directing | Paul Jennings | Second Unit Director |
| Production | Rachael Havercroft | Post Production Coordinator |
| Camera | Emmet Cahill | Grip |
| Costume & Make-Up | Martin Mandeville | Costume Supervisor |
| Crew | Jill McCullough | Dialect Coach |
| Production | Hephzibah Craen | Production Coordinator |
| Production | Betty Ainslie | Production Accountant |
| Art | Stephanie Gibbins | Construction Coordinator |
| Directing | Fraser Fennell-Ball | Second Assistant Director |
| Sound | Hugo Adams | Foley Editor |
| Lighting | Lee Knight | Best Boy Electric |
| Directing | Stewart Hamilton | Second Unit First Assistant Director |
| Directing | Paula Casarin | Script Supervisor |
| Art | Stuart Watson | Construction Manager |
| Sound | Sophia Hardman | Foley Editor |
| Directing | Richard Graysmark | First Assistant Director |
| Sound | Luke O'Connell | Sound Editor |
| Lighting | Eddie Knight | Gaffer |
| Camera | Eugene McDonagh | Best Boy Grip |
| Camera | Alex Fraser | Grip |
| Crew | Claudia Kalindjian | Unit Publicist |
| Camera | Ricky Hall | Grip |
| Costume & Make-Up | Stephanie Hamilton-Jordan | Costume Coordinator |
| Costume & Make-Up | Sharon Martin | Hair Designer |
| Directing | Tom Rye | Second Assistant Director |
| Sound | Colin Nicolson | Production Sound Mixer |
| Camera | Keith Mead | Best Boy Grip |
| Costume & Make-Up | Richard Davies | Assistant Costume Designer |
| Production | Chloe Warren | Assistant Production Coordinator |
| Sound | Jeremy Price | Sound Designer |
| Sound | Tony Blondal | Orchestrator |
| Sound | Nina Norek | Assistant Sound Editor |
| Sound | Mark Baechle | Orchestrator |
| Sound | Richard Bronskill | Orchestrator |
| Sound | Mark Appleby | ADR Mixer |
| Sound | Matt Dunkley | Conductor |
| Sound | Matt Dunkley | Orchestrator |
| Sound | Lottie Wade | ADR Recordist |
| Camera | Shaun O'Dell | Second Unit Director of Photography |
| Sound | Adam Mendez | Foley Mixer |
| Sound | Nick Angel | Music Supervisor |
| Visual Effects | Frazer Churchill | Visual Effects Supervisor |
| Art | Oscar Wright | Concept Artist |
| Visual Effects | Frédéric Gaudin | VFX Artist |
| Crew | Tolga Kenan | Stunts |
| Production | Laura Richardson | Associate Producer |
| Art | Rob Bliss | Concept Artist |
| Directing | Emily Thomas | Third Assistant Director |
| Directing | Joe Cornish | Director |
| Production | Eric Fellner | Producer |
| Art | Marcus Rowland | Production Design |
| Editing | Jonathan Amos | Editor |
| Writing | Joe Cornish | Writer |
| Editing | Paul Machliss | Editor |
| Camera | Bill Pope | Director of Photography |
| Costume & Make-Up | Jany Temime | Costume Design |
| Production | Rachael Prior | Executive Producer |
| Production | Tim Bevan | Producer |
| Production | Nira Park | Producer |
| Production | James Biddle | Executive Producer |
| Crew | Elizabeth Donker Curtius | Stunt Double |
| Art | Katrina Mackay | Art Direction |
| Art | Simon Elsley | Art Direction |
| Production | Jessica Ronane | Casting |
| Production | Nina Gold | Casting |
| Art | Nigel Evans | Supervising Art Director |
| Art | Sara Wan | Set Decoration |
| Art | Jonathan Houlding | Art Direction |
| Costume & Make-Up | Niamh O'Loan | Key Makeup Artist |
| Costume & Make-Up | Claire Burgess | Key Hair Stylist |
| Editing | Jerry Ramsbottom | First Assistant Editor |
| Sound | Mike Prestwood Smith | Sound Re-Recording Mixer |
| Sound | Ricky Butt | Foley Artist |
| Sound | Andrea King | Foley Artist |
