1/7 Last month Lydia took her closest girl friends to Hearst Castle in California for her bachelorette party. Photo: Instagram/@lydiahearst 2/7 The groom shared a candid pic of him and his wife-to-be at their rehearsal dinner. Photo: Instagram/@hardwick 3/7 The actress wed her fiancé in a stunning Christian Siriano gown. Photo: Instagram/@lydiahearst 4/7 The couple said their 'I do's in front of 450 guests. Photo: Getty Images 5/7 Chris proposed to Lydia last September on the night of the Emmy awards. Photo: Getty Images 6/7 The bride wore a pink ombre dress for her big day. Photo: Instagram/@hardwick 7/7 The newlyweds' love for sic-fi was evident in their wedding. Photo: Instagram/@ © ¡HOLA! Prohibida la reproducción total o parcial de este reportaje y sus fotografías, aun citando su procedencia. Más sobre: Lydia Hearst Celebrity weddings Michelle Trachtenberg Más noticias sobre Lydia Hearst