A disgruntled ex-CIA operative, his assistant and their assembled group of terrorists seize a battleship with nuclear blackmail in mind. They've planned for every contingency but ignore the ship's cook, former Navy SEAL Casey Ryback—an error that could be fatal.
Yes! The movie Under Siege is now on Disney Plus in the countries listed below.
| Production | J.F. Lawton | Executive Producer |
| Production | Steven Seagal | Producer |
| Production | Steven Reuther | Producer |
| Directing | Andrew Davis | Director |
| Production | Gary W. Goldstein | Executive Producer |
| Production | Arnon Milchan | Producer |
| Writing | J.F. Lawton | Screenplay |
| Art | Alan Manzer | Set Designer |
| Directing | Thomas J. Mack | First Assistant Director |
| Camera | Stephen St. John | "B" Camera Operator |
| Camera | Frank Miller | "A" Camera Operator |
| Directing | David Kelley | Second Assistant Director |
| Camera | Stephen St. John | Steadicam Operator |
| Sound | Bruce Stambler | Supervising Sound Editor |
| Camera | Audie Aragon | Best Boy Grip |
| Sound | Dale R. Janus | Boom Operator |
| Costume & Make-Up | Laurie Riley | Costume Supervisor |
| Art | Sam Moore | Property Master |
| Costume & Make-Up | Jef Simons | Makeup Supervisor |
| Directing | Dru Anne Carlson | Script Supervisor |
| Camera | Frank M. Holgate | Aerial Camera |
| Sound | Scott D. Smith | Production Sound Mixer |
| Costume & Make-Up | Gandhi Bob Arrollo | Makeup Artist |
| Crew | Conrad E. Palmisano | Stunt Coordinator |
| Sound | Becky Sullivan | Supervising ADR Editor |
| Sound | Hector C. Gika | Sound Editor |
| Sound | Glenn Hoskinson | Sound Editor |
| Lighting | Bob E. Krattiger | Chief Lighting Technician |
| Camera | Brad Rea | Dolly Grip |
| Sound | Holly Huckins | ADR Editor |
| Camera | Zoran Veselić | First Assistant Camera |
| Camera | Gaylin P. Schultz | Key Grip |
| Crew | Carol Dantuono | Post Production Supervisor |
| Costume & Make-Up | Shanon Ely | Key Hair Stylist |
| Sound | John Leveque | Supervising Sound Editor |
| Art | Clarence Lynn Price | Construction Coordinator |
| Sound | Robert Bradshaw | Sound Editor |
| Sound | Rocky Moriana Jr. | Sound Editor |
| Sound | Mary Jo Lang | Foley Mixer |
| Sound | Jay Nierenberg | Sound Editor |
| Crew | Craig Pinkard | Transportation Coordinator |
| Sound | Donald L. Warner Jr. | Sound Editor |
| Sound | Kim Secrist | Sound Editor |
| Directing | Conrad E. Palmisano | Second Unit Director |
| Camera | Gary Holt | Second Unit Director of Photography |
| Editing | Brian Ralph | Negative Cutter |
| Editing | Phil Downey | Color Timer |
| Sound | John Kwiatkowski | Sound Editor |
| Crew | Michael Battaglia | Unit Publicist |
| Sound | Michele Perrone | ADR Editor |
| Sound | Anthony Milch | Sound Editor |
| Art | Maggie Martin | Art Department Coordinator |
| Camera | Michael P. Weinstein | Still Photographer |
| Sound | Sally Boldt | Music Editor |
| Sound | Richard Burton | Sound Editor |
| Lighting | Eugene F. Crededio | Chief Lighting Technician |
| Camera | Scott Floren | Key Grip |
| Production | Curtis Collins | Location Manager |
| Editing | Bob Putynkowski | Color Timer |
| Sound | Frank A. Montaño | Sound Re-Recording Mixer |
| Sound | Pamela Bentkowski | Foley Editor |
| Sound | Shawn Sykora | Sound Editor |
| Sound | Bruce Fortune | Sound Editor |
| Sound | Jeffrey J. Haboush | Sound Re-Recording Mixer |
| Sound | Kimberly Lowe Voigt | Sound Editor |
| Sound | John Roesch | Foley Artist |
| Sound | Rick Hart | Sound Re-Recording Mixer |
| Sound | Richard E. Yawn | Sound Editor |
| Sound | Roberta Alstadter | Foley Recordist |
| Production | Ricki L. Stein | Production Accountant |
| Sound | Sharon Boyle | Music Consultant |
| Sound | Carlton Kaller | Music Editor |
| Sound | Steve Schwalbe | Foley Editor |
| Sound | Donald O. Mitchell | Sound Re-Recording Mixer |
| Sound | Frank Kniest | Sound Editor |
| Sound | Christine Danelski | Foley Editor |
| Sound | Alicia Stevenson | Foley Artist |
| Editing | Dov Hoenig | Editor |
| Costume & Make-Up | Richard Bruno | Costume Design |
| Sound | Gary Chang | Original Music Composer |
| Art | William Hiney | Art Direction |
| Editing | Robert A. Ferretti | Editor |
| Art | Rick Gentz | Set Decoration |
| Production | Peter Macgregor-Scott | Co-Producer |
| Camera | Frank Tidy | Director of Photography |
| Crew | Thomas L. Fisher | Special Effects Coordinator |
| Production | P.M. Scott | Unit Production Manager |
| Art | Bill Kenney | Production Design |
| Production | Jack B. Bernstein | Co-Producer |
| Editing | Dennis Virkler | Editor |
| Editing | Don Brochu | Editor |
| Production | Pamela Basker | Casting |
| Crew | Richard L. Blackwell | Stunts |
| Crew | James Deeth | Stunts |
| Crew | Clifford Happy | Stunt Double |
| Crew | Michael Adams | Stunts |
| Crew | John Rottger | Stunts |
| Crew | Norman Howell | Stunts |
| Crew | Brian J. Williams | Stunts |
| Crew | Jeff 'JJ' Dashnaw | Stunt Coordinator |
| Crew | Gary Morgan | Stunts |
| Crew | Jeff Jensen | Stunts |
| Crew | Mark Stefanich | Stunts |
| Crew | Lance Gilbert | Stunts |
| Crew | Steve M. Davison | Stunts |
| Crew | Bruce Paul Barbour | Stunts |
| Crew | G.A. Aguilar | Stunts |
| Crew | Terry Jackson | Stunts |
| Crew | Tom Harper | Stunts |
| Crew | Tim Card | Stunts |
| Crew | Bruce Paul Barbour | Stunt Double |
| Crew | Dean Mumford | Stunts |
| Crew | Peewee Piemonte | Stunts |
| Crew | Nils Allen Stewart | Stunts |
| Crew | Kevin LaRosa | Stunts |
| Crew | Dick Hancock | Stunts |
| Crew | Kane Hodder | Stunts |
| Crew | Anderson Martin | Stunts |
| Crew | Greg Wayne Elam | Stunts |
| Crew | Dick Ziker | Stunts |
