Paris Flic and computer-crack David Ackermann is a teacher at the academy advising the rookies in computer-crime. By coincidence Informations about personalities from the high-politics and police-authorities that are involved in organized crime fall into his hands. From than on he's been chased merciless, even having his ex-wife kidnapped to blackmail him. With the help from his new girlfriend he lashes back.
| Actor | Role |
|---|---|
 Richard BerryDavid Ackerman | David Ackerman |
 Carole BouquetIsabelle Rodin | Isabelle Rodin |
 Fanny CottençonJulie | Julie |
 Jean-Pierre MaloLeguen | Leguen |
 Benoît RégentLivio | Livio |
 Jean-Jacques MoreauPierre Salmon | Pierre Salmon |
| GGeorges LavaudantBertrand | Bertrand |
| MMarie LebéeMrs. Maurin | Mrs. Maurin |
 Vincent MartinChaumard | Chaumard |
 Jean-Claude DauphinDurand | Durand |
 Patrick BonnelFélix | Félix |
 Jean-Pierre BagotJacques Berthier | Jacques Berthier |
 Eric DoWong | Wong |
 Jean-Marc MaurelMarc Robin | Marc Robin |
 Gérard IsmaëlWeber | Weber |
 Patrick PoiveyForensic doctor | Forensic doctor |
 Jim Adhi LimasLin Pao | Lin Pao |
| JJean-Marc TruongFu | Fu |
 Peter ChatelNot listed | Not listed |
 Jean-Claude LecasNot listed | Not listed |
| IIsabelle WillerNot listed | Not listed |
 Patrick FloersheimMan waiting in subway station (uncredited) | Man waiting in subway station (uncredited) |