Actress Lena Dunham

Lena Dunham stars in a promo for her upcoming episode of Scandal.
The 28-year-old actress portrays a woman who threatens to expose Washington D.C. sex secrets in a tell-all book. The preview sees Dunham's character face off against Olivia Pope (Kerry Washington), who warns the gossipmonger, "I can destroy you."
Dunham was announced as a guest star in February, and will don a wig for the role. The episode is titled "It's Good to be Kink," and scheduled to air Thursday, March 19 at 9 p.m. ET.
Dunham is best known as the creator, writer, executive producer and star of HBO series Girls. The actress and co-stars Allison Williams, Jemima Kirke and Zosia Mamet returned for a fourth season in January, and the program airs Sundays at 9 p.m. ET.