Featuring actors and special effects it is not for the faint-hearted.
Describing the concept, a spokesman said: "In Spring 2021, a Sonic Boom was heard across the south coast. Intense investigations have shown the cause to be an unidentified creature which landed in the Parade Ground at Nothe Fort.
Survival Zone - Alien Encounter is comeint to Weymouth's Nothe Fort in June 2021
"Taking shelter in the underground tunnels, the creature is biding it’s time, waiting for it’s next victim - it could be you.
"As you weave your way through the labyrinth of dark underground passageways, keep your wits about you - you never know who or what is lurking around the corner. Only the bravest can survive."