Watch: Man Rescues Felix The Cat From Water At London's Royal Docks

This is the moment a passer-by rescued a cat called Felix after she fell into the River Thames during a fight with a rival mog.

The amazing CCTV video shows the official office cat of the Royal Docks Management Authority being chased around the London docks.

The two black-and-white cats are scrapping before tumbling towards the water, with Felix falling in to the river.