On October 14, 2010 Ji-hyun played a cameo role in thriller movie Late Night FM along with fellow band member Hyuna. In 2010 she played in It's Okay, Daddy's Girl as Shin Sun Hae, a law student. She appeared in Lee Hyun's music video for "You Are the Best of My Life" on February 14, 2011 with Jung Juri. In the music video, Lee Hyun gets bewitched. He falls under the illusion that Jung Juri is Jihyun and falls in love with her.
Jihyun has been cast in MBC's weekend drama, A Thousand Kisses as Jang Soo Ah, the younger sister of Jang Woo Jin (Ryu Jin) is described to be the lovely and outgoing maknae daughter of a conglomerate, however, she’s also said to be a deep young woman who knows how to understand adults. 
She was cast for a spin-off of the TV show The Romantic.
On February 13, 2013 Jihyun was cast in the Idol Version of Love and War 2. She will play the role of Seo Yeong, the best friend of Yoo Eun Chae.