Roland Hassel gets involved in a tangle of lies, betrayal and industrial espionage.
| Actor | Role |
|---|---|
 Lars-Erik BerenettRoland Hassel | Roland Hassel |
 Björn GeddaSimon Palm | Simon Palm |
 Leif LiljerothRuda | Ruda |
 Allan SvenssonSune Bengtsson | Sune Bengtsson |
 Robert SjöblomPelle Pettersson | Pelle Pettersson |
 Ingrid JanbellVirena | Virena |
 Lars VäringerBo Laurin | Bo Laurin |
 Marika LagercrantzErika Wass | Erika Wass |
 Claes LjungmarkFred Melinder | Fred Melinder |
 Bengt BlomgrenHenrik Norrblom | Henrik Norrblom |
 Douglas JohanssonOredson | Oredson |
 Thomas RoosGöran Aigner | Göran Aigner |
| EEva StellbyGunnel Haninger | Gunnel Haninger |
| JJan SjödinTord Haninger | Tord Haninger |
 Nils MoritzÅhlin | Åhlin |
| KKim RhedinÅsa Norén | Åsa Norén |
| PPeter KneipNot listed | Not listed |
| JJerzy BojanowskiNot listed | Not listed |