Dr. Finlay's Casebook: The Equilibrium

"The Equilibrium" is the 21st episode of season six of the British medical drama, Dr. Finlay's Casebook, and the twenty-first episode of the series overall. It was directed by George Spenton-Foster with a teleplay written by Alistair Bell. It first aired on BBC One in the United Kingdom on February 21st, 1968.