The Enid Blyton Secret Series

The Secret of Killimoon - pt. 2 (1x10)

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After Charlotte is kidnapped, Thaddeus is bitten by a spider while trying to rescue her. Meanwhile, back at Killimooin Lodge, Laura is captured by some guards. The other children try to rescue her but are caught on camera and are trapped by one of the manic Clovis Monk's traps.