insertshape in 3D (draw line in 3D image)

I'm trying to draw a line between two points in a 3D image with the same effect as:

plot3([point1(1),point2(2)], [point1(2),point2(1)], [point1(3),point2(3)], 'k-');

matlab insertshape works only in 2D I wonder if there is a way to do this in 3D image?