Preheat oven to 150c (fan forced)
Blitz the biscuits in a food processer to make crumbs. Transfer to a bowl and stir in the melted butter
Push crumb mix into tin (about 5-10mm thickness)
In an electric mixer– beat the sugar, vanilla extract, cream cheese and mascarpone until smooth and slightly thickened
Add eggs one at a time, beating well with each addition
Add the cream and mix on medium until mixture thickens slightly
Pour mixture onto base, push berries into the surface
Cook on the middle shelf of oven for 30 minutes or until mixture is puffed slightly and cooked through
Allow to cool for 20 minutes then remove carefully from the tin
Serve fresh at room temperature