The Romanian Ministry of State Security has learned that foreign intelligence is hunting for plans for blue mines, where strategic raw materials are mined. This task is carried out by a gang led by a spy named Sea Cat.
| Actor | Role |
|---|---|
 Leopoldina BălănuțăLivia Grogorian | Livia Grogorian |
 Victor RebengiucCpt. Cernea | Cpt. Cernea |
 Colea RăutuCol. Dragomir | Col. Dragomir |
 Toma DimitriuMănescu | Mănescu |
 Nicolae SireteanuIng. Alexandru | Ing. Alexandru |
 Iurie DarieRadu | Radu |
 Gheorghe MăruțăGral. Ioachim | Gral. Ioachim |
| HHaralambie BoroşMatahala | Matahala |
 Dorin DronPescăruşul | Pescăruşul |
 Amza PelleaNot listed | Not listed |
| PPaul SavaNot listed | Not listed |
 Draga Olteanu MateiNot listed | Not listed |