All About Batman and Robin's wall climb

If you've been in this hobby long enough you know that all the scenes in the 1960s' Batman live action show where he climbed the wall was simply Adam West and Burt Ward walking on a horizontal platform.

Of course the trapdoor in the floor had that celebrity so the celebrity cameo popping out a window on the show could occur.

This TV Acres entry on the Batman Prop wall lists all the celebrity cameos and illuminates how the show creators simulated gravity.