Wow, that actually worked. I didn't need to do that in the Python version at all. This whole pipeline thing throws me off so badly. Thanks a bunch! -- View this message in context: http://vtk.1045678.n5.nabble.com/Urgent-vtkImageActor-not-rendering-tp5728031p5728035.html Sent from the VTK - Users mailing list archive at Nabble.com.