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Swiss Family Robinson
Season 1 · Episode 21
The Intruder
0.030mDecember 30, 1974
A meteorite lands close to the Robinsons's treehouse home and brings an alien substance that almost drives the family from their island.
Episodes
- Episode 1The Arrival
- Episode 2The Secret Of Shark Island
- Episode 3The Mark Of Captain Keel
- Episode 4The Curse Of The Idol
- Episode 5The Animal Kingdom
- Episode 6Bruno
- Episode 7Attack Of The Cat
- Episode 8Lost At Sea
- Episode 9A Time To Live And A Time To Die
- Episode 10Cave Of The Tiger
- Episode 11Dead Man's Gold
- Episode 12Terror On South Island
- Episode 13The Visitor
- Episode 14Nature's Child
- Episode 15Return From Paradise
- Episode 16Skeleton Clue
- Episode 17Somewhere On This Earth
- Episode 18Rescue!
- Episode 19Second Honeymoon
- Episode 20Deadly Feast
- Episode 21The Intruder
- Episode 22The Weakest Link
- Episode 23Monsoon
- Episode 24The Castaway
- Episode 25Rogue
- Episode 26Disappearance