The web designer was freed from his six-year prison sentence in January last year, but is now back behind bars for breaching his licence conditions.

The prison service does not comment on details of licence conditions breaches, but a spokesman said: “As this case shows, we do not hesitate to send offenders back to prison if they break the rules.”

Ms Brown died in December 2015 after she was thrown from the boat when it capsized on the River Thames after hitting a submerged tree trunk.

Charlotte Brown (Image: Met Police)

She and Shepherd had been drinking champagne before he took her on the ill-fated boat trip past the Palace of Westminster.

He was plucked from the Thames alive, but Ms Brown was found unconscious and unresponsive and died later in hospital.

Shepherd, originally from

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