I had completely forgotten about this effect until my good friend Mark Willoughby sent me this Polaroid, snapped during a seance held on my 21st birthday in 1985. Yes, looks likes the ghost of Edward Saint was in attendance!
The Magic Castle has now completely revamped the "Houdini Seance Experience." Its debut was delayed by the Castle's closure due to Covid. But it is now set to relaunch in late September. Below is the first teaser from the Magic Castle's August newsletter.