This article from The Atlantic last year looks at the shift in ways that Jesus has been popularly depicted in film since 1970. It considers the film version of Godspell rather than the stage production, but gives some insight into the context in terms of religious movements and the media landscape, then and now.
“Hippies and their religious analogue, the Jesus People, defined themselves by experimentation. … For the latter, it meant relating to Jesus in new ways. Their ‘buddy’ Jesus ‘took a bad rap.’ The new vernacular even had a new Bible, The Way, which translated biblical texts into what seemed then a ‘cool’ idiom.”