NCIS star Rocky Carroll has been cast opposite Oprah Winfrey and Renee Elise Goldsberry in HBO films’ The Immortal Life of Henrietta Lacks.

The film tells the true story of Henrietta Lacks, an African-American woman whose cells were used to create the first immortal human cell line. Told through the eyes of her daughter, Deborah Lacks (Winfrey), the film chronicles her search to learn about the mother she never knew and to understand how the unauthorized harvesting of Lacks’ cancerous cells in 1951 led to unprecedented medical breakthroughs, changing countless lives and the face of medicine forever. Carroll will play Sonny Lacks, Henrietta’s (Goldsberry) third child. The cast also includes Rose Byrne as young journalist Rebecca Skloot.

The Chicago Hope alum Carroll stars as Director of NCIS Leon Vance on CBS’ NCIS. He also directed three episodes of the series. His other TV credits include Grey’s Anatomy and The Game. On the big screen he appeared in  films including Jim Carrey’s Yes Man, Prisoner opposite Julian McMahon, and The Ladies Man, based on the SNL character of the same name. Carroll is repped by LINK and attorney Darrell Miller.