Matlock (1986)

Season 2: Episode 9

Matlock agrees to defend Vanessa Douglas when she's accused of murdering Stephen Cassidy, and author who destroyed a political families ambitions with a tell-all book. When Matlock realises his client is indeed guilty of the murder she is charged of committing, he sets up a plan to implicate her best friend, Sarah, with the crime, knowing that Vanessa will not let her friend take the blame for something she did.