Martin Clunes to guest star in Fox's Best Medicine as Dr. Robert Best

Martin Clunes, who starred for nearly two decades in the British series Doc Martin, will guest star in Best Medicine, Fox’s U.S. adaptation of the medical comedy-drama, producers said. Clunes will appear midseason as Dr. Robert Best, the father of the show’s lead, Dr. Martin Best, played by Josh Charles, when he arrives in the small coastal town where his son has relocated after leaving a surgical career in Boston.

According to the series’ character description, Dr. Robert Best is an accomplished, headstrong gastroenterologist whose abrasive manner makes his son’s blunt bedside manner seem mild by comparison. His surprise visit puts residents and family members, including his estranged sister Sarah, played by Annie Potts, on edge. The description adds that beneath Robert’s stony exterior are secrets that could upend Martin Best’s new life and force him to confront his past.

Best Medicine follows Martin Best, a brilliant surgeon who abruptly leaves his career in Boston to become the general practitioner in a quaint East Coast fishing village where he spent childhood summers. The show centers on the tension between Martin’s clinical skill and his blunt, often off-putting bedside...