The Rocky Horror Show (1973-1975) To begin with, Janet, played by Belinda Sinclair had long red hair with a bang, while she, played by Abigale Haness in the Roxy prodution had shorter hair sic a bang and also wore a blue dress.
The Rocky Horror Picture Show (1975) Now Janet, played by Susan Sarandon, has dirty blonde curly hair with barrets and wears a purple dress and a pink dress.
The Rocky Horror Show Live (2015) Janet, played by Hayley Flaherty, has short, blonde hair with a headband and wears a pink dress with short sleeves.
The Rocky Horror Picture Show: Let's Do the Time Warp Again (2016) Now Janet, played by Victoria Justice has long, black hair, and once again wears a blue dress