Lord Marchmain (Laurence Olivier) receives the sacrament at his deathbed; Julia ends her relationship with Charles (Jeremy Irons).
As World War II approaches, Lord Marchmain returns to England expecting to die.
Bridey (Simon Jones) rebukes Julia for adultery; Cordelia brings news of Sebastian (Anthony Andrews) living in a monastery.
Charles and Julia begin an amorous relationship while their spouses continue to conspire against them.
Charles (Jeremy Irons) is asked to paint a portrait of Brideshead before it is demolished; Charles' marriage deteriorates.
Julia entrusts Charles to find Sebastian Morocco and bring him back to see his dying mother, Lady Marchmain.
Sebastian gives Rex the slip on the way to Zurich; Julia announces plans to marry Rex despite his divorce and religion.
Charles (Jeremy Irons) incurs the Marchmains' anger by giving Sebastian (Anthony Andrews) money to buy drinks.
Sebastian (Anthony Andrews) is asked to leave Oxford; Charles (Jeremy Irons) studies art in Paris.
Sebastian begins to drink heavily; Julia develops a relationship with worldly Protestant Rex Mottram.
Sebastian and Charles enjoy Brideshead, then Venice with Sebastian's father (Laurence Olivier) and his mistress.
British army Capt. Charles Ryder (Jeremy Irons) recalls his friendship 20 years earlier with Sebastian Flyte (Anthony Andrews).
In 1944, Charles Ryder visits Brideshead.