Families of knife-crime victims hope having a high-profile name on board will help sustain their campaign to end the violence.

Luther star Idris Elba is calling for an immediate ban on machetes, saying ‘the nation wants to see that we do care about our youth.’

Yemi Hughes’s 19 year old son Andrei, was chased, beaten and stabbed to death with a sword in Croydon in August 2016.

Downing Street says it welcomes the actor ‘shining a light on an important issue.’