PC Penhale is happy when his brother, Sam comes for a visit. Martin thinks that Sam may have a rare genetic disease after he offers to paint the surgery and he watches him. After a blood test is done the results could mean the brothers relationship is changed forever. Al uses some advise that Bert gives him but it just makes his relationship with Pauline worse. Edith hears some embarrassing things about Martin from Louisa.

Doc Martin Season 4 Episodes...

• s04e01 - Better the Devil
• s04e02 - Uneasy Lies the Head
• s04e03 - Perish Together as Fools
• s04e04 - Driving Mr McLynn
• s04e05 - The Departed
• s04e06 - Midwife Crisis
• s04e07 - Do Not Disturb
• s04e08 - The Wrong Goodbye

Doc Martin Show Summary

Make an appointment with the brilliant but socially awkward and neurotic Doc Martin. When Martin develops an aversion to blood, he abandons his career as a celebrated London surgeon and becomes the only doctor in a sleepy small town where his tactless manner soon has the whole town in an uproar.