Use
ClipRRectit will work perfectly
ClipRRect( borderRadius: BorderRadius.circular(8.0), child: Image.network( subject['images']['large'], height: 150.0, width: 100.0, ),)

Use
ClipRRectit will work perfectly
ClipRRect( borderRadius: BorderRadius.circular(8.0), child: Image.network( subject['images']['large'], height: 150.0, width: 100.0, ),)