Locked up for a minor crime, 19 year old JR quickly learns the harsh realities of prison life. Protection, if you can get it, is paramount. JR soon finds himself under the watchful eye of Australia's most notorious criminal, Brendan Lynch, but protection comes at a price.
Unfortunately the movie Son of a Gun is not yet available on HBO Max.
| Production | Ben Breen | Production Accountant |
| Crew | Sarah Shepherd | Dialect Coach |
| Directing | Julius Avery | Director |
| Writing | Julius Avery | Writer |
| Costume & Make-Up | Terri Lamera | Costume Design |
| Camera | Nigel Bluck | Director of Photography |
| Production | Nikki Barrett | Casting |
| Art | Kristen Anderson | Set Designer |
| Art | Fiona Crombie | Production Design |
| Editing | Jack Hutchings | Editor |
| Production | Timothy White | Producer |
| Art | Meredith Hussey | Art Department Coordinator |
| Art | Sophie Nash | Art Direction |
| Sound | Jed Kurzel | Original Music Composer |
| Production | Janelle Landers | Co-Producer |
| Production | Aaron L. Gilbert | Executive Producer |
| Production | Bryce Menzies | Executive Producer |
| Crew | John Collee | Additional Writing |
| Production | Aidan O'Bryan | Executive Producer |
| Production | John Collee | Executive Producer |
| Production | Richard East | Executive Producer |
| Production | Michael Spiccia | Executive Producer |
| Production | Natalie Wall | Casting Associate |
| Camera | David Dare Parker | Still Photographer |
| Visual Effects | Peter Stubbs | Special Effects Supervisor |
| Crew | John Fox | Armorer |
| Camera | Jim Frater | Underwater Camera |
| Sound | Stuart Morton | Sound Effects Editor |
| Sound | William Ward | Supervising Sound Editor |
| Crew | Laurie Hughes | Visual Effects Editor |
| Editing | Matthew T. Griffin | Digital Intermediate |
| Directing | Melissa Hayward | Script Supervisor |
| Lighting | Jean Vandermeiren | Gaffer |
| Sound | Robert Mackenzie | Sound Re-Recording Mixer |
| Crew | Trevor Hope | Sound Recordist |
| Costume & Make-Up | Wendy De Waal | Makeup Designer |
| Editing | Katherine Heads | Digital Intermediate |
| Camera | Jim Frater | Steadicam Operator |
| Lighting | Adam Hunter | Gaffer |
| Sound | Sam Hayward | Sound Re-Recording Mixer |
| Visual Effects | Mark Holman Harris | Visual Effects Supervisor |
| Production | James Dean | Executive Producer |
| Art | Sophie Durham | Property Master |
| Costume & Make-Up | Lauren Widdicombe | Costume Assistant |
| Sound | Dan Johnston | Foley Artist |
| Costume & Make-Up | Peta Hastings | Key Makeup Artist |
| Sound | Blair Slater | Foley Mixer |
| Sound | Duncan McAllister | Foley Recordist |
| Art | Peter Savieri | Storyboard Artist |
| Sound | Aron Dyer | Boom Operator |
| Sound | Mick Boraso | Assistant Sound Editor |
| Lighting | Mark McCumber | Lighting Technician |
| Editing | John Erasmus | Assistant Editor |
| Production | Nelson Khoury | Location Manager |
| Costume & Make-Up | Simone Lee | Makeup & Hair |
| Sound | Andy Newton | Boom Operator |
| Lighting | Guang-Hui Chuan | Electrician |
| Sound | Thom Kellar | Assistant Sound Editor |
| Sound | Andrew Simmons | Foley Editor |
| Sound | Jenny T. Ward | Supervising Dialogue Editor |
| Costume & Make-Up | Andrea Hood | Key Costumer |
| Editing | Amee Nicol | Assistant Editor |
| Crew | Rick Reid | Marine Coordinator |
| Camera | Adam Kuiper | Key Grip |
| Editing | Laurie Hughes | Assistant Editor |
| Production | Laura Bock | Extras Casting |
| Crew | Ashley Williams | Aerial Coordinator |
| Crew | Brooke Wilkins | Unit Publicist |
| Sound | Jennifer Taunton | Music Supervisor |
| Art | Finn Spencer | Title Designer |
| Sound | Matt Lovell | Music Editor |
| Sound | Leah Katz | Dialogue Editor |
