Mark Williams-Thomas (M.A.)


Mark Williams-Thomas

Mark is a former police detective who has far-reaching experience of working at the centre of high profile investigations.
During Mark's police service, he specialised in child protection and major crime and he is renowned throughout the UK's police forces as well as the national media for his expertise in these areas.
In demand as a speaker, Mark is an award winning investigative reporter with two Royal Television Society Awards, a Broadcasting Press Guild Award and an International Peabody Award.

Mark’s most recent programmes include:

ITV1 Tonight: Living With a Killer

ITV1 Expose: The Other Side of Jimmy Savile

ITV1 series: On the Run

Other programmes include
ITV1 Tonight: Jeremy Bamber
BBC One Show - ‘Facebook’,
ITV Tonight –‘Online Bullies’
and the 2 part, ‘To Catch a Paedophile’ (click to watch) which involved spending 18 months with unique access following the Metropolitan Police Child Abuse Command Unit.

This programme tackled the growing problem of Online Peadophiles and was nominated from over 900 entries from 35 countries for the BANFF World Television Awards.

Mark is also a police advisor on many crime dramas on television.
These include BBC1 ‘Silence’ and ITV ‘Identity’ as well as running series programmes, ‘Waking the Dead’, ‘Wire in the Blood’ and ‘The Inspector Lynley Mysteries’.

Articles and Resources


  • BBCRadio2 -Savile
  • BBCRadio 4 PM 3rd Oct 2013  What needs to change
  • BBC Radio 2  Daniel Pelka Murder
  • 22 July '13   Internet Pornography   Child Abuse
  • RTS - Television Journalism Awards 2011/2012 - Home Current Affairs-
  • The death of Frances Andrade - Moral Maze - 13th February 2013
  • BBC5 Live - Impact of Savile investigation (25mins)
  • Jimmy Savile sexual abuse claims BBC Look North 1st October 2012
  • Media Show   3rd October   Jimmy Savile
  • BBCRadio4 PM - Killings in Chevaline
  • BBC 5 live   Chevaline murders
  • Soham 10 Years On
  • Paedophiles with child abuse material using Peer2 Peer in UK
  • BBCNews -Child Sex Trafficking convictions
  • ITV This Morning - Karen Matthews release
  • Sexting - Think You Know (AU)
  • Bamber - The New Evidence
  • Twitter used by paedophiles- BBC News
  • Twitter Accounts - BBC News
  • Gary Glitter Twitter account - BBCRadio5 Live 20th January 2011

Online Offenders - October 2014

Change is required if Online Offenders are going to be caught

# Government policing cuts means that’s many sex offenders offend without the fear of getting caught.
# Set up 5 regional ‘Hubs’ and use volunteer as ‘covert investigators’.
# NCA & Police need to urgently change its risk assessment model.
# Industry needs to play a far bigger role in fighting child abuse.