Jeopardy - Series 1 - Episode 5

Children's drama series about a group of children who travel to Australia in search of UFOs. Leon's condition worsens and Chrissie reveals that it was her fault that the anti-venom was left behind. Gerry decides to head off with the sick Stanley and the other boys, leaving the girls at base camp. However, they become lost due to poor map reading, and soon another member of the group disappears into thin air.