In the fourth installment of the fighting franchise, Boyka is shooting for the big leagues when an accidental death in the ring makes him question everything he stands for. When he finds out the wife of the man he accidentally killed is in trouble, Boyka offers to fight in a series of impossible battles to free her from a life of servitude.
Unfortunately the movie Boyka: Undisputed IV is not yet available on HBO Max.
| Crew | Tim Man | Stunt Coordinator |
| Directing | Tim Man | Action Director |
| Crew | Tim Man | Martial Arts Choreographer |
| Writing | Tony Mosher | Writer |
| Writing | David N. White | Writer |
| Directing | Todor Chapkanov | Director |
| Writing | Boaz Davidson | Story |
| Production | Mariana Stansheva | Casting |
| Production | Isaac Florentine | Producer |
| Production | Lonnie Ramati | Co-Executive Producer |
| Production | Christa Campbell | Executive Producer |
| Sound | Stephen Edwards | Music |
| Crew | Ivan Vatsov | Cinematography |
| Editing | Irit Raz | Editor |
| Production | Les Weldon | Producer |
| Production | Avi Lerner | Executive Producer |
| Production | John Thompson | Producer |
| Production | Boaz Davidson | Producer |
| Production | Valentin Dimitrov | Line Producer |
| Production | Mark Gill | Producer |
| Art | Orlin Grozdanov | Set Decoration |
| Production | Lati Grobman | Executive Producer |
| Production | Trevor Short | Producer |
| Sound | Tapio Liukkonen | Foley Artist |
| Production | Vincent Cheng | Executive Producer |
