The three charged with preparing for acts of terrorism are 29 year-old Richard Dart from Ealing, 21 year-old Imran Mahmood from Northolt and 26 year-old Jahangir Alom from Stratford.
22 year-old Ruksana Begum from Islington and 47 year-old Khalid Baqa from Barking are charged with possessing documents which had links to terrorism. All five will appear at Westminster Magistrates Court today.
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The creature was spotted in Hampstead Heath, the London Underground and the South Bank.
The problems appear to have been caused by a power supply problem in Queen's Park in north west London, which has affected signalling.
Cloudy conditions continuing overnight, with some patchy outbreaks of rain.