Murdering mum dramatically altered her appearance after killing her young son Logan Mwangi

Logan Mwangi's mum made a dramatic transformation to her appearance weeks after murdering him in a desperate attempt to stop people from recognising her. The 31-year-old later told prison inmates she had been offered an "identity change".

Logan sustained injuries similar to those seen in car crash victims before his death and was dumped in the River Ogmore near his home in Bridgend, Wales. Angharad Williamson, 31, was convicted of murdering her five-year-old son along with her partner John Cole, 40, and the couple's stepson Craig Mulligan.

The 14-year-old can now be identified for the first time after a judge overturned an automatic reporting restriction that previously provided him with anonymity. On July 31 last year Williamson reported Logan missing to police and gave a melodramatic performance as a distraught mother after his body was found in the river.

Read more: Lies of emotionless, 'pure evil' teen shown in police interview days after he murdered five-year-old boy

But CCTV footage uncovered that Cole and Mulligan had removed Logan's body from 5 Lower Llansantffraid, Sarn, in the dead of night and lights in his bedroom were switched on and off by Williamson. Williamson was arrested on suspicion of her son's murder on August 1 along with Cole and Mulligan and was remanded in custody to await her first court appearance.

Footage taken from ITV documentary The Murder of Logan Mwangi reveals the murderer had bright pink hair upon her arrest. But weeks later she was seen with her hair dyed brown, reports WalesOnline.

The trial at Cardiff Crown Court heard evidence from Joanne Brooks, a serving prisoner at HMP Eastwood Park in Gloucestershire, who was on the same cleaning team as Williamson, who had changed her