Aha! Thank you, Narcis. Looks like I will be going to v7 to get Bubble3D. Thanks a lot for your help!

Narcis, Thanks for replying so soon. It sounds like Bubble3D has the depth feature I'd like, but that it would still show bubbles. I can try that to see if we don't mind shifting our visual expectation of "cubes". Is there a way to set the radius (or, if I make my own cubes, the lengths of each side...

Hello, I've been using Point3D in TeeChart Pro version 6 for VCL/CLX, in Delphi 7. It comes CLOSE to what I'd like, and perhaps the new Bubble3D comes even closer or is an example I can use to build my own descendant. What I'd like is to have a 3D graph I can slice up in, say, 100 "units" per x, y, ...