Idina Menzel and Kristin Chenoweth, who starred as witches Elphaba and Glinda respectively when the Broadway musical opened in 2003 joined the film’s leads on the black carpet on Saturday night. Menzel, 53, who won a Tony for her role, wore a one-shouldered floor-length black fitted dress with a clutch, while Chenoweth, 56, opted for a structured gold strapless mini dress. British actress Erivo and US pop star Grande both wore their characters’ signature colours while Bridgerton’s Jonathan Bailey, who plays roguish prince Fiyero, donned ruby red slippers in a nod to Dorothy from the original 1939 Wizard Of Oz film to which Wicked is a prequel.

The two-part film based on the hit musical explores the friendship between the two students at university before they become estranged in the classic original stories by L Frank Baum in which Elphaba is known as the Wicked Witch of the West and Glinda as the Good Witch of the South. Dangerous Woman singer Grande, who plays Glinda, wore a pink gingham 1950s-inspired drop-waisted dress with a shoulder capelet and white gloves. The 31-year-old swept her hair into a bun accessorised with a bow in the same pink shade of her dress.

She completed the outfit with a dewy makeup look, pearl earrings and sparkly, rhinestone-encrusted heels. Broadway star Erivo, 37, who plays Elphaba, wore a bright green latex dress with a cutout detail and a feather boa-inspired cape of the same colour and a diamond and emerald necklace. As well as his ruby .