Bokeh and Out of Focus Highlights of the EF 50mm f/1.0L, EF 50mm f/1.4 and EF 50mm f/1.8

Photographic series were taken at the same camera to subject and subject to background distances with a Canon EOS-1D Mark II. Subject and background were each lit with a tungsten modeling light. There is variable top lighting from the sky light over the mannequin's head. The focus point was the mannequin's right eye. Central areas of the image were cropped.
Summary of results:

f/stop EF 50mm f/1.0L EF 50mm f/1.4 USM EF 50mm f/1.8 II
EF 50mm f/1.0L f/1.0
f/1.4 / 1.8
EF 50mm f/1.0L f/1.4

EF 50mm f/1.4 USM f/1.4

EF 50mm f/1.8 II f/1.8
EF 50mm f/1.0L f/2

EF 50mm f/1.4 USM f/2

EF 50mm f/1.8 II f/2
EF 50mm f/1.0L f/2.8

EF 50mm f/1.4 USM f/2.8

EF 50mm f/1.8 II f/2.8
EF 50mm f/1.0L f/4

EF 50mm f/1.4 USM f/4

EF 50mm f/1.8 II f/4
EF 50mm f/1.0L f/8

EF 50mm f/1.4 USM f/8
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EF 50mm f/1.8 II f/8
EF 50mm f/1.0L f/16

EF 50mm f/1.4 USM f/16

EF 50mm f/1.8 II f/16