Keanu Reeves (Jonathan "John" Wick), Halle Berry (Sofia), Laurence Fishburne (Bowery King), Mark Dacascos (Zero), Asia Kate Dillon (Adjudicator), Lance Reddick (Charon), Anjelica Huston (Director) more..., Ian McShane (Winston), Tobias Segal (Earl), Saïd Taghmaoui (Elder), Jerome Flynn (Berrada), Randall Duk Kim (Doctor), Margaret Daly (Operator), Robin Lord Taylor (Administrator), Susan Blommaert (Librarian), Jason Mantzoukas (Tick Tock Man), Cecep Arif Rahman (Shinobi #1), Yayan Ruhian (Shinobi #2), Roger Yuan (Huang (uncredited)), Tiger Hu Chen (Triad (uncredited)), Boban Marjanović (Ernest), Unity Phelan (Ballerina), Andrea Sooch (Ticket Taker), Sergio Delavicci (Ruska Roma), Tiler Peck (Ballet Choreographer), Baily Jones (Dress Rehearsal Ballerina #1), India Bradley (Dress Rehearsal Ballerina #2), Olivia MacKinnon (Dress Rehearsal Ballerina #3), Sarah Villwock (Dress Rehearsal Ballerina #4), Eliza Blutt (Dress Rehearsal Ballerina #5), Harrison Coll (Dress Rehearsal Ballerina #6), Maxim Beloserkovsky (Ballet Instructor #1), Charles Askegard (Ballet Instructor #2), Stefaniya Makarova (Ballet Instructor #3), Jeff G. Waxman (NY Taxi Driver), Aïssam Bouali (Yassin), Mustapha Adidou (Zahir), Alexey Golousenko (Ruska Roma Guard), Jon Valera (Assassin (uncredited)), Hiroo Minami (Assassin (uncredited))

Basil Iwanyk (Producer), Tyler Bates (Original Music Composer), Joel J. Richard (Original Music Composer), Erica Lee (Producer), Derek Kolstad (Characters), Evan Schiff (Editor), Mary Vernieu (Casting) more..., Salaheddine Benchegra (Casting), Marisol Roncali (Casting), Kevin Kavanaugh (Production Design), Chris Shriver (Supervising Art Director), David Schlesinger (Set Decoration), Letizia Santucci (Set Decoration), Ian Bailie (Supervising Art Director), Teddy Setiawan (Art Direction), Marc Abrams (Screenplay), Chris Collins (Screenplay), David Leitch (Executive Producer), Derek Kolstad (Story), Derek Kolstad (Screenplay), Shay Hatten (Screenplay), Dan Laustsen (Director of Photography), Joby Harold (Executive Producer), Chad Stahelski (Executive Producer), Jeff G. Waxman (Executive Producer), Luca Mosca (Costume Designer), Kevin J. Edelman (Music Supervisor), Robert Nederhorst (Visual Effects Supervisor), Jeff G. Waxman (Unit Production Manager), Julie Hartley (Unit Production Manager), John R. Saunders (First Assistant Director), Jeremy Marks (Second Assistant Director), John R. Saunders (Co-Producer), Jennifer Madeloff (Associate Producer), Darrin Prescott (Second Unit Director), Scott Rogers (Stunt Coordinator), Jonathan Eusebio (Stunt Coordinator), Jonathan Eusebio (Fight Choreographer), Jeremie Vigot (Stunt Coordinator), Kerry Joseph (Visual Effects Producer) and others.