Residents of a coastal town learn, with deadly consequences, the secret shared by the two mysterious women who have sought refuge at a local resort.
Unfortunately the movie Byzantium is not yet available on HBO Max.
| Editing | Tony Lawson | Editor |
| Production | Elizabeth Karlsen | Producer |
| Production | Stephen Woolley | Producer |
| Costume & Make-Up | Consolata Boyle | Costume Design |
| Production | William D. Johnson | Producer |
| Writing | Moira Buffini | Screenplay |
| Production | Susie Figgis | Casting |
| Directing | Neil Jordan | Director |
| Production | Alan Moloney | Producer |
| Production | Sam Englebardt | Producer |
| Art | Simon Elliott | Production Design |
| Art | Martin Goulding | Art Direction |
| Art | Crispian Sallis | Art Direction |
| Costume & Make-Up | Marion Weise | Costume Supervisor |
| Art | Bill Crutcher | Supervising Art Director |
| Production | Mary Alleguen | Production Manager |
| Art | Graeme Bird | Sculptor |
| Lighting | Brian Beaumont | Gaffer |
| Lighting | Noel Cullen | Gaffer |
| Sound | Michael Connell | Music Editor |
| Production | Maria O'Connor | Location Manager |
| Production | Rachel Neale | Production Manager |
| Art | Louise Mathews | Assistant Art Director |
| Camera | Fionn Comerford | Camera Operator |
| Crew | Conor Lynch | Video Assist Operator |
| Visual Effects | Lucy Tanner | Visual Effects Producer |
| Camera | Christopher Raphael | Still Photographer |
| Crew | Kevin Byrne | Special Effects Coordinator |
| Crew | Cian O'Laoi | Visual Effects Editor |
| Crew | James Starr | Video Assist Operator |
| Sound | Mark Auguste | Supervising Sound Editor |
| Editing | Jamie Turpin | First Assistant Editor |
| Visual Effects | Ilona Blyth | Visual Effects Producer |
| Camera | Sean Bobbitt | Camera Operator |
| Production | Colm Nolan | Location Manager |
| Costume & Make-Up | Alex Rouse | Wigmaker |
| Art | Edwin Ryan | Sculptor |
| Crew | Donal O'Farrell | Stunt Coordinator |
| Camera | Patrick Redmond | Still Photographer |
| Production | Casper Mills | Location Manager |
| Sound | Paul Cotterell | Sound Re-Recording Mixer |
| Visual Effects | Mark Nelmes | Visual Effects Supervisor |
| Crew | Vicky Grayson | Unit Publicist |
| Camera | Paul Edwards | Steadicam Operator |
| Visual Effects | Tom Wood | Visual Effects Supervisor |
| Camera | Sean Bobbitt | Director of Photography |
| Crew | Belinda McGinley | Stunts |
| Crew | Heather Phillips | Stunts |
| Crew | Sian Milne | Stunts |
| Production | Norman Merry | Executive Producer |
| Production | Sharon Harel-Cohen | Executive Producer |
| Production | Ted O'Neal | Executive Producer |
| Production | Danny Perkins | Executive Producer |
| Production | Redmond Morris | Co-Producer |
| Production | Marc C. Manuel | Executive Producer |
| Production | Niall Delaney | Production Accountant |
| Directing | Tony Aherne | First Assistant Director |
| Costume & Make-Up | Lynn Johnson | Key Makeup Artist |
| Crew | Lucie Graves | Post Production Supervisor |
| Production | Patrick O'Donoghue | Line Producer |
| Sound | Sam Auguste | Dialogue Editor |
| Art | Paul Hedges | Property Master |
| Sound | Colin Ritchie | ADR Editor |
| Sound | Javier Navarrete | Original Music Composer |
| Writing | Moira Buffini | Theatre Play |
| Sound | Brendan Deasy | Sound Recordist |
| Costume & Make-Up | Lorraine Brennan | Assistant Hairstylist |
| Costume & Make-Up | Alexandra Joyce | Assistant Hairstylist |
| Costume & Make-Up | Clare Lambe | Assistant Makeup Artist |
| Costume & Make-Up | Lorraine Glynn | Hair Designer |
| Costume & Make-Up | Catherine Argue | Additional Hairstylist |
| Costume & Make-Up | Sevlene Roddy | Hairstylist |
| Costume & Make-Up | Orla Carrol | Key Hair Stylist |
| Costume & Make-Up | Justin Pitkethly | Prosthetics Sculptor |
| Costume & Make-Up | Cerina Knott | Prosthetics |
| Costume & Make-Up | Waldo Mason | Prosthetic Designer |
| Costume & Make-Up | Kathy Strachan | Assistant Costume Designer |
| Costume & Make-Up | Rosie Grant | Assistant Costume Designer |
| Costume & Make-Up | Ciara McArdle | Costume Assistant |
| Costume & Make-Up | Poli Kyriacou | Costume Assistant |
| Production | Miranda Howard-Williams | Casting Assistant |
| Production | Peter Freeman | Extras Casting Coordinator |
| Camera | Nic Lawson | Camera Operator |
| Camera | Sean Leonard | Digital Imaging Technician |
| Lighting | Kelly McLaughlin | Electrician |
| Lighting | Ingrid Whelan | Electrician |
| Lighting | Ciaran Cullen | Electrician |
| Lighting | Mark Thornton | Electrician |
| Lighting | Damian Smyth | Electrician |
| Camera | Shane Deasy | First Assistant Camera |
| Camera | Conor Hammond | First Assistant Camera |
| Camera | Barney Piercy | First Assistant Camera |
| Camera | Philip McKeon | Focus Puller |
| Crew | Sean Creagh | Generator Operator |
| Crew | Davey Mayes | Generator Operator |
| Camera | Ian Buckley | Grip |
| Camera | John Dunne | Grip |
| Camera | David O'Connor | Grip |
| Lighting | Ian Glenister | Rigging Gaffer |
| Camera | Louise McEllin | Second Assistant Camera |
| Camera | Jessica Drum | Second Assistant Camera |
| Camera | Luke Cairns | Second Assistant Camera |
| Directing | Catherine Dunne | Second Assistant Director |
| Directing | Redmond Morris | First Assistant Director |
| Directing | Peter Freeman | Second Unit First Assistant Director |
| Crew | Greg Demery | Carpenter |
| Crew | Derek Drew | Carpenter |
| Crew | John Kavanagh | Carpenter |
| Crew | Fred Lee | Carpenter |
| Crew | Paul Rigby | Carpenter |
| Art | Martin Hayes | Construction Manager |
| Art | Dan Crandon | Construction Manager |
| Art | Paul Hedges Jr. | Dressing Prop |
| Art | David Wallace | Dressing Prop |
| Art | Pilar Valencia | Graphic Designer |
| Art | Daniel Lyons | Painter |
| Art | Brendan Stephens | Painter |
| Art | Paul Carter | Property Master |
| Art | David Lee | Standby Carpenter |
| Art | Dave Barnett | Standby Carpenter |
| Art | David Newell | Standby Carpenter |
| Art | Edward Richardson | Standby Painter |
| Art | Ben Lobb | Standby Painter |
| Lighting | Greg Evans | Standby Rigger |
| Lighting | Steve Sansom | Standby Rigger |
| Lighting | Robbie Reilly | Standby Rigger |
| Art | William Simpson | Storyboard Artist |
| Art | Dermot Butler | Supervising Carpenter |
| Visual Effects | Mike Eames | Animation Supervisor |
| Visual Effects | Marc Calvelo | Animation |
| Visual Effects | Guliz Demiray | Animation |
| Visual Effects | Arslan Elver | Animation |
| Visual Effects | Vivien Guiraud | Animation |
| Visual Effects | Matt Mitchell | Animation |
| Visual Effects | Emma Braney | CG Artist |
| Crew | Lee F. Sullivan | CG Supervisor |
| Crew | Marc Jouveneau | Compositor |
| Crew | Sandrine Moniez | Compositor |
| Visual Effects | Dave Bannister | Digital Compositor |
| Visual Effects | Adrian Banton | Digital Compositor |
| Visual Effects | Luke Butler | Digital Compositor |
| Visual Effects | Guy Elson | Digital Compositor |
| Visual Effects | Robert Jackson | Digital Compositor |
| Visual Effects | Ivan Lima | Digital Compositor |
| Visual Effects | Jane Paton | Digital Compositor |
| Visual Effects | Emmanuel Pichereau | Digital Compositor |
| Visual Effects | Andy Quinn | Digital Compositor |
| Visual Effects | Ruggero Tomasino | Digital Compositor |
| Visual Effects | Anthony Webb | Digital Compositor |
| Visual Effects | Fran Martinez | Digital Compositor |
| Visual Effects | Neil Culley | Digital Compositor |
| Visual Effects | Ben Mars | Lead Animator |
| Visual Effects | Craig Bardsley | Lead Animator |
| Visual Effects | Laura Millward | Visual Effects Coordinator |
| Visual Effects | Katie Roehrick | Visual Effects Coordinator |
| Visual Effects | Andy Burrow | Visual Effects Production Manager |
| Visual Effects | Marko Radinkovic | Digital Compositor |
| Visual Effects | Sinisa Radosavljevic | Digital Compositor |
| Editing | James Clarke | Digital Intermediate |
| Editing | Scott Goulding | Online Editor |
| Sound | Javier Navarrete | Music Producer |
| Sound | Karen Elliott | Music Supervisor |
| Directing | Kathleen Weir | Script Supervisor |
| Crew | John McKenna | Armorer |
| Crew | Liam O'Shea | Marine Coordinator |
| Crew | Alistair Rumball | Marine Coordinator |
| Crew | Kate Lee | Unit Publicist |
| Sound | Robert Farr | Additional Sound Re-Recording Mixer |
| Sound | Andrew Felton | Boom Operator |
| Sound | Glen Gathard | Foley Editor |
| Sound | Yanti Windrich | Sound Assistant |
| Production | Natalie Moore | First Assistant Accountant |
| Crew | Laura Crowley | Legal Services |
| Crew | Richard Phillips | Legal Services |
| Production | Catherine Greenhaigh-Kennedy | Production Assistant |
| Production | Jane McCabe | Production Coordinator |
| Production | Alice Syed | Production Coordinator |
| Production | Emma Scott | Production Executive |
| Production | Sheila Fraser Milne | Production Executive |
| Production | Ruth Coady | Production Executive |
| Production | Fiona Harper | Production Runner |
| Production | Felix Levinson | Production Runner |
| Production | Will Haynes | Production Secretary |
| Art | Julia Hall | Title Designer |
| Visual Effects | Sam Cox | CG Artist |
| Sound | Peter Burgis | Foley Artist |
| Production | Peter Hampden | Executive Producer |
| Production | Dan McRae | Executive Producer |
| Costume & Make-Up | Audrey Doyle | Makeup Artist |
| Costume & Make-Up | Deirdre Fitzgerald | Makeup Artist |
| Costume & Make-Up | Lynn Johnson | Makeup Artist |
| Costume & Make-Up | Orla Carrol | Hairstylist |
| Crew | Ben Shepherd | CG Supervisor |
