Decades after he donned Chekov’s wig, Walter Koenig spoke about why he had to wear it in the first place. According to the actor, the idea came from Gene Roddenberry — the mastermind behind “Star Trek” – who told his staff that he wanted the character to have the same appeal with the younger demographic as The Monkees frontman Davy Jones did with the youth of the era. “Chekov was all about demographics. They wanted a male character who could bring in the 8 to 12-year-olds,” Koenig explained to TV Insider in 2016.

https://www.looper.com/1492476/star-trek-catspaw-chekov-haircut-wig-explained/