Police have released CCTV images of a missing teenager as concerns for her welfare grow.

Margate resident Tilly Carter, 17, was last seen on Friday but new footage shows her at Sittingbourne railway station on Saturday.

She is believed to have boarded a 5.40pm Ramsgate-bound train.

Tilly is 5ft 9, of slim build and has black hair containing a hint of red.

She is shown wearing a pink cropped hooded top with a butterfly on it, black leggings and carrying a light tote bag with 'Paris' on it.

Anyone who has seen Tilly or knows where she might be should call 999 quoting reference 10-1716.