ONE TREE HILL Casts Leven Rambin January 13, 2011 News, One Tree Hill Leven Rambin is joining ONE TREE HILL in a recurring role. TV Line reports the actress, who is probably best known as Mark Sloan’s unwed pregnant daughter Sloan Riley on Grey’s Anatomy, will play a young woman Brooke (Sophia Bush) meets as she researches adoption. She will first appear in the nineteenth episode. Rambin got her start on All My Children and has appeared in shows like Terminator: The Sarah Connor Chronicles and Scoundrels. She will also be in at least one upcoming episode of CSI: Miami. One Tree Hill airs on the CW Tuesdays at 8pm eastern/7pm central. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)