Michelle Keegan, who plays Corrie's Tina McIntyre, walked onto the red carpet with a pair of spray-on leggings in the style of Olivia Newton-John in Grease.
Fellow Weatherfield cast member Catherine Tyldesley - Eva Price on the cobbles - wowed onlookers at last night's event in a red dress.
Emmerdale's Rik Makarem (Nikhil Sharma) and Hollyoaks' Kieron Richardson (Ste Hay) also graced the red carpet.
Footballer Rio Ferdinand and The Only Way Is Essex's Mark Wright were among the other celebrities at the party.
Votes can be cast via a form in the latest issue of Inside Soap, which is out on July 10. Fans can also vote by visiting the Inside Soap website.
Nominations were unveiled yesterday evening, with nods for daytime soaps Doctors, Home and Away and Neighbours in the longlist, as well as dramas Casualty, Holby City and Waterloo Road. Get the Inside Soap magazine on your iPhone or iPad