Not realizing the dangers he is facing, Young Dieter will do anything to get his ball back after it was thrown over the Berlin wall by a ruthless guar
| Actor | Role |
|---|---|
 Nino del ArcoDieter Smith | Dieter Smith |
 Daniel GélinGunther Smith | Gunther Smith |
 Yolanda VarelaMrs. Smith | Mrs. Smith |
 George RigaudMr. Dalmhan | Mr. Dalmhan |
| KKarin BlockKarin Dalhman | Karin Dalhman |
 Harry WolffKarin's boyfriend | Karin's boyfriend |
 Inma de SantisMartha (as Ima de Santis) | Martha (as Ima de Santis) |
 Linda ChristianMartha's mother | Martha's mother |
| MMaría Encarnación LópezMrs. buyer | Mrs. buyer |
| KKarin KloerFrida | Frida |
| GGundula BurkertFrida's grandmother | Frida's grandmother |
 Hugo BlancoWest German guard | West German guard |
| CCarlos PiñarEast german guard #1 | East german guard #1 |
 Gérard TichyEast german guard #2 | East german guard #2 |
| MManuel GonzálezEast German guard #3 | East German guard #3 |
| HHans HardtTV Broadcaster | TV Broadcaster |
 José Ángel Espinosa 'Ferrusquilla'Man who jumps the wall | Man who jumps the wall |