 | Jim Carrey als Ace Ventura |
 | Courteney Cox als Melissa Robinson |
 | Sean Young als Lt. Lois Einhorn |
 | Tone Loc als Emilio |
 | Dan Marino als Dan Marino |
 | Noble Willingham als Riddle |
 | Troy Evans als Roger Podacter |
 | Raynor Scheine als Woodstock |
 | Udo Kier als Ron Camp |
 | Frank Adonis als Vinnie |
 | Tiny Ron als Roc |
 | David Margulies als Doctor |
 | John Capodice als Sgt. Aguado |
 | Judy Clayton als Martha Mertz |
 | Bill Zuckert als Mr. Finkle |
 | Alice Drummond als Mrs. Finkle |
 | Rebecca Ferratti als Sexy Woman |
 | Mark Margolis als Mr. Shickadance |
 | Antoni Corone als Reporter #1 |
 | Margo Peace als Reporter #2 |
 | Randall "Tex" Cobb als Gruff Man |
| Henry Landivar als Burnout |
| Florence Mistrot als Neighbor |
| Robert Ferrell als Carlson |
| Will Knickerbocker als Manager |
| Gary Munch als Director |
| Terry Miller als Assistant Director |
| John Archie als Reporter #3 |
| Cristina Karman als Reporter #4 |
| Tom Wahl als Reporter #5 |
| Herbert Goldstein als Crazy Guy |
 | Chaz Mena als Another Cop |
| Manuel L. García als Dolphin Trainer |
 | Don Shula als Miami Dolphin |
 | Scott Mitchell als Miami Dolphin |
| Peter Stoyanovich als Miami Dolphin |
 | Dwight Stephenson als Miami Dolphin |
 | Jeff Uhlenhake als Miami Dolphin |
 | Jeff Dellenbach als Miami Dolphin |
 | Marco Coleman als Miami Dolphin |
 | Kim Bokamper als Miami Dolphin |
 | Jeff Cross als Miami Dolphin |
 | Chris Barnes als Thrasher Band "Cannibal Corpses" |
 | Alex Webster als Thrasher Band "Cannibal Corpses" |
 | Paul Mazurkiewicz, Jr. als Thrasher Band "Cannibal Corpses" |
 | Jack Owen als Thrasher Band "Cannibal Corpses" |
 | Robert Barrett als Thrasher Band "Cannibal Corpses" |
 | Bubba Baker als Toothless Giant (uncredited) |
| Nick Bass als Baby (uncredited) |
| Binx als Spike (uncredited) |
| Ray Buffer als Doctor (uncredited) |
 | Vince Cecere als Stadium Vendor (uncredited) |
 | Robert Deacon als Redneck #1 (uncredited) |
 | Greg Finley als Mascot (voice) (uncredited) |
 | Cassidy McMillan als Nurse's Assistant (uncredited) |
| Bill Pearlman als Miami Dolphin Team Player #54 (uncredited) |
| Dominic Jack Pizzo, Sr. als Football Player (uncredited) |
 | Michelle Russo als Fan Catching Football (uncredited) |
 | Jimmy Star als Stadium Vendor (uncredited) |
| Laird Stuart als Superbowl Referee (uncredited) |
| Tom Shadyac | Director |
| Jack Bernstein | Screenplay |
| James G. Robinson | Producer |
| Julio Macat | Director of Photography |
| Don Zimmerman | Editor |
| Mary Jo Slater | Casting |
| William A. Elliott | Production Design |
| Jim Carrey | Screenplay |
| Jack Bernstein | Story |
| Tom Shadyac | Screenplay |
| Gary Barber | Executive Producer |
| Peter Bogart | Co-Producer |
| Bob Israel | Co-Producer |
| Alan E. Muraoka | Art Direction |
| Scott Jacobson | Set Decoration |
| Bobbie Read | Costume Design |
| Jay Cannistraci | Makeup Artist |
| Donna Battersby Greene | Hair Designer |
| Pauletta O. Lewis | Key Hair Stylist |
| Pamela Priest | Hair Designer |
| Sheryl Ptak | Key Makeup Artist |
| Lee Grimes | Makeup Effects Designer |
| Peter Bogart | Unit Production Manager |
| Jody Levin | Post Production Supervisor |
| Adam Druxman | Second Assistant Director |
| Melanie Grefé | Second Assistant Director |
| Michael Viglietta | Second Second Assistant Director |
| Lewis Bowen | Scenic Artist |
| Michael Calabrese | Set Dresser |
| William Les Collins | Construction Manager |
| James P. Crapser | Propmaker |
| Gabriel C. Ell | Property Builder |
| Wallace G. Emery | Propmaker |
| Matthew Fleck | Painter |
| Richard Fojo | Set Designer |
| Paul J. Hendricks | Property Builder |
| Tanya Hotton | Art Department Coordinator |
| Dean F. Janik | Painter |
| Cheryl L. Johnson | Painter |
| Gordon Keath | Property Builder |
| Richard F. Malone Jr. | Property Builder |
| Michael J. McCarthy Sr. | Property Builder |
| Mark McCarthy | Carpenter |
| Michael Reid | Property Builder |
| Vivian Russo | Painter |
| John R. Salemi | Property Builder |
| Skip Schields | Set Propsman |
| Philip Schneider | Property Master |
| Fred Schwendel | Set Dresser |
| George Simporis | Painter |
| Dan Sweetman | Storyboard Artist |
| Paul Vistocco | Painter |
| Stuart Wein | Set Dresser |
| Cary Whittaker | Greensman |
| Nelson Wirtz | Carpenter |
| Dana Porter | Foley Artist |
| Odin Benitez | First Assistant Sound Editor |
| Gaston Biraben | Sound Editor |
| Kevin Cerchiai | Cableman |
| Jeff Courtie | ADR Recordist |
| Russell C. Fager | Sound Mixer |
| Robert Fitzgerald | ADR Supervisor |
| Randall Guth | Assistant Sound Editor |
| Michael Hilkene | Sound Designer |
| Eric W. Lindermann | Sound Editor |
| Gail K. Markley | Sound Editor |
| David M. O'Dell | Boom Operator |
| Mark Rathaus | Sound Editor |
| Catherine Rowe | Foley Artist |
| Joan Rowe | Foley Artist |
| Wolf Schmidt | Sound Editor |
| Michael Arbogast | Special Effects Supervisor |
| Thomas Kittle | Special Effects |
| Andrew Nicholls | Special Effects Assistant |
| Patrick Tantalo | Special Effects Manager |
| Courtney Brown | Stunts |
| Joe Bucaro III | Stunts |
| Alex Edlin | Stunts |
| Terry Gusmano | Stunts |
| Joe Hess | Stunts |
| Birgitte Holmgaard | Stunts |
| Gainer Johnson | Stunts |
| Alan Jordan | Stunts |
| Mike Kirton | Stunts |
| Artie Malesci | Stunt Coordinator |
| Blake Pickett | Stunts |
| Felipe Savahge | Stunts |
| Kim Zimmerman | Stunts |
| Jerry Bertolami | Dolly Grip |
| Philip 'Biff' Delaney | Generator Operator |
| Lex duPont | Camera Operator |
| Peter Farber | Second Assistant Camera |
| Jon Baronn Farmer | Still Photographer |
| Andrew Giammarco | Grip |
| Phil Greene | Grip |
| Jamie Klein | Grip |
| Edward Knott III | Key Grip |
| Bill McConnell Sr. | First Assistant Camera |
| Gary Ryan | Best Boy Electric |
| William B. Sechel | Gaffer |
| Owen Stephens | Electrician |
| Bob Wright | Additional First Assistant Camera |
| Steve Brooksbank | Casting Assistant |
| Jeff Fisher | Casting Assistant |
| Dana McFadden | Casting Assistant |
| Rhona Meyers | Costumer |
| Emae Villalobos | Wardrobe Supervisor |
| Kelly M. Webb | Set Costumer |
| Gina Williams | Set Costumer |
| Steven Gary Banks | Post Production Assistant |
| Craig Connell | Assistant Editor |
| Don Thompson | First Assistant Editor |
| Greg Beber | Assistant Location Manager |
| Kenneth J. Cooney | Assistant Location Manager |
| Valerie Schields | Location Manager |
| Peter Afterman | Music Supervisor |
| Jeff Carson | Music Editor |
| Dan Stein | Music Programmer |
| George Doering | Musician |
| Larry Crenshaw | Transportation Coordinator |
| Pirty Lee Jackson | Driver |
| Eric Wade | Driver |
| Kevin Hudis | Driver |
| Tommy Barone | Set Production Assistant |
| Michael Battaglia | Unit Publicist |
| Ingrid K. Behrens | Set Production Assistant |
| Betty Bennett | Script Supervisor |
| Will Brantley | Projection |
| Tom Deakman | Stand In |
| Bill Goff | Projection |
| Zoila Gomez | Production Assistant |
| Diane Gutterud | Production Coordinator |
| David Mastron | Post Production Accountant |
| Michael J. McCarthy | Craft Service |
| Margo Hunt McKay | Assistant Production Coordinator |
| Jamie Moshall | Set Production Assistant |
| Edward V. Pannozzo | Accounting Clerk Assistant |
| Michael Scott Reid | Production Assistant |
| Michael Roberts | Accountant |
| Louise Rosner-Meyer | Production Coordinator |
| Robert Short | Production Coordinator |
| Elaine Taverrile | Assistant Accountant |
| Melanie Webster | Stand In |
| Scott Millan | Sound Re-Recording Mixer |
| Paul Massey | Sound Re-Recording Mixer |
| Steve Pederson | Sound Re-Recording Mixer |
| Ira Newborn | Original Music Composer |
| Jim Vickers | Stunts |
| Terry Miller | First Assistant Director |
| Randy Peterson | Carpenter |
| Brian Moon | Production Assistant |
| John Zimmerman | Stunts |
| Barry Ryan | Best Boy Grip |
| Jeff Simon | Second Unit Director of Photography |
