Truman Gates, a Chicago cop, sets out to find his brother's killer. Meanwhile, another of his brothers, Briar (a hillbilly) decides to find the killer himself.
Unfortunately the movie Next of Kin is not yet available on HBO Max.
| Writing | Michael Jenning | Writer |
| Directing | John Irvin | Director |
| Art | John Warnke | Set Designer |
| Production | Larry DeWaay | Executive Producer |
| Production | Shelley Andreas | Casting |
| Production | Les Alexander | Producer |
| Production | Jeb Stuart | Associate Producer |
| Sound | Jack Nitzsche | Music |
| Directing | Dru Anne Carlson | Script Supervisor |
| Production | Don Enright | Producer |
| Costume & Make-Up | Donfeld | Costume Design |
| Production | Jane Alderman | Casting |
| Editing | Peter Honess | Editor |
| Art | Jim Duffy | Set Decoration |
| Production | Mindy Marin | Casting |
| Production | Scott Maitland | Unit Production Manager |
| Art | Jack T. Collis | Production Design |
| Production | Sean Susanin | Casting Assistant |
| Camera | John S. Robertson | Dolly Grip |
| Camera | Steven Poster | Director of Photography |
| Sound | Ralph Stuart | Assistant Sound Editor |
| Crew | Eddie J. Fernandez | Stunts |
| Art | Steve Fegley | Construction Foreman |
| Crew | Gene Hartline | Stunts |
| Camera | George Kohut | Camera Operator |
| Camera | Dean Williams | Still Photographer |
| Crew | Joe Lombardi | Special Effects Coordinator |
| Crew | Norman Howell | Stunts |
| Art | Joe Pfaltzgraf | Assistant Property Master |
| Sound | John Benson | Sound Effects Editor |
| Sound | Rex Slinkard | Sound Re-Recording Mixer |
| Sound | Jeff Watts | Foley Editor |
| Crew | Johnny Hock | Stunts |
| Crew | Stacy Logan | Stunts |
| Lighting | Alphonse Blumenthal | Best Boy Electric |
| Editing | Rose Kuo | First Assistant Editor |
| Production | Edna Tromans | Publicist |
| Costume & Make-Up | Jerry Turnage | Hairstylist |
| Sound | Martin Maryska | Supervising Sound Editor |
| Crew | Danny Costa | Stunts |
| Crew | Bob Minor | Stunts |
| Crew | John Sherrod | Stunts |
| Sound | Richard Whitfield | Music Editor |
| Costume & Make-Up | Art Anthony | Makeup Artist |
| Directing | Bruce Moriarty | First Assistant Director |
| Crew | Walter Scott | Stunt Coordinator |
| Sound | James Matheny | Dialogue Editor |
| Sound | Franklin Jones Jr. | Sound Re-Recording Mixer |
| Crew | Rick LeFevour | Stunts |
| Camera | Jamie Barber | Second Assistant Camera |
| Directing | Tony Adler | Second Assistant Director |
| Sound | Rick Alexander | Sound Re-Recording Mixer |
| Camera | Peter Kuttner | First Assistant Camera |
| Art | Aaron Holden | Property Master |
| Sound | Glenn Williams | Sound Mixer |
| Sound | Jackie Krost | Music Supervisor |
| Sound | Jeffrey A. Williams | Boom Operator |
| Crew | Tony Brubaker | Stunts |
| Camera | Art Bartels | Key Grip |
| Lighting | James Plannette | Chief Lighting Technician |
| Costume & Make-Up | Armand Coutu | Costume Supervisor |
| Art | Dennis DeWaay | Construction Coordinator |
| Art | Kenneth Turek | Leadman |
| Crew | Charles Croughwell | Stunts |
| Crew | Mario Roberts | Stunts |
| Crew | R.L. Tolbert | Stunts |
| Camera | William L. Allen Sr. | Best Boy Grip |
| Sound | David Kershenbaum | Music Supervisor |
| Crew | Robert Easton | Dialect Coach |
| Crew | Bob Kurcz | Stunts |
| Costume & Make-Up | Jennifer Jobst | Costume Supervisor |
| Sound | Susan Dudeck | ADR Editor |
| Sound | Vern Poore | Sound Re-Recording Mixer |
| Crew | Ben Scott | Stunts |
| Lighting | Eugene F. Crededio | Gaffer |