Trailer
Images
 | Armand Assante as Mike Hammer |
 | Barbara Carrera as Dr. Charlotte Bennett |
 | Laurene Landon as Velda |
 | Alan King as Charles Kalecki |
 | Geoffrey Lewis as Joe Butler |
 | Paul Sorvino as Detective Pat Chambers |
 | Judson Scott as Charles Kendricks |
 | Barry Snider as Romero |
 | Julia Barr as Norma Childs |
| Jessica James as Hilda Kendricks |
 | Frederic Downs as Jack Williams |
| Mary Margaret Amato as Myrna Williams |
 | F.J. O'Neil as Goodwin |
 | William G. Schilling as Lundee |
| Robert Sevra as Breslin |
| Don Pike as Evans |
| Timothy Meyers as Blake |
 | Leigh Harris as 1st Twin |
 | Lynette Harris as 2nd Twin |
| Gwyn Gilliss as Receptionist |
| Mike Miller as Victor Kyle |
 | Alex Stevens as 1st Cab Driver |
 | Bobbie Burns as Sheila Kyle |
| M. Sharon Madigan as Bonnie |
 | Richard Russell Ramos as 2nd Cab Driver |
| Norman Blankenship as Kelsey |
 | Daniel Faraldo as Danny |
 | H. Richard Greene as Gentleman at Bar |
| Felicity Adler as Jogger |
| Jodi Douglas as Party Girl |
| Lee H. Doyle as Maitre D' |
| Cheryl Henry as Brunette |
| Michael Fiorello as Man in Revolving Door |
| Herb Peterson as Policeman |
| Richard Dahlia as Doctor at Clinic |
| Aaron Barsky as Guard at Gate |
 | Ernest Harada as Chef |
 | Larry Pine as Movie Director |
 | Joe Farago as Assistant Director |
| Alan Dellay as Cameraman |
 | Jack Davidson as Eric Clavel |
| Loring Pickering as Soap Opera Actor |
 | Corinne Bohrer as Soap Opera Actress |
 | Bobby Astyr as Orgy Participant (uncredited) |
 | Roger Caine as Orgy Participant (uncredited) |
| Michael Cullum as Orgy Participant (uncredited) |
 | Samantha Fox as Orgy Participant (uncredited) |
 | Candida Royalle as Orgy Participant (uncredited) |
 | Marlene Willoughby as Orgy Participant (uncredited) |
| David Lauren as EMT (uncredited) |
| Directing | |
| Richard T. Heffron | Director |
Writing | |
| Mickey Spillane | Novel |
Production | |
| Elizabeth Gazzara | Production Assistant |
| Andrew Pfeffer | Executive Producer |
Art | |
| Jack Wright | Set Decoration |
Production | |
| Michael Leone | Executive Producer |
Art | |
| Robert Gundlach | Production Design |
Costume & Make-Up | |
| William A. Farley | Hairstylist |
Production | |
| Robert H. Solo | Producer |
Costume & Make-Up | |
| Celia Bryant | Costume Design |
| Carl Fullerton | Special Effects Makeup Artist |
Writing | |
| Larry Cohen | Screenplay |
Production | |
| Marty Hornstein | Associate Producer |
Editing | |
| Garth Craven | Editor |
Production | |
| Deborah Brown | Casting |
Sound | |
| Bill Conti | Original Music Composer |
Costume & Make-Up | |
| Jay Cannistraci | Makeup Artist |
Camera | |
| Andrew Laszlo | Director of Photography |
Art | |
| Drew Struzan | Art Designer |
Production | |
| Bernie Styles | Extras Casting |
