Stonehouse, a high-flying member of Harold Wilson's government, vanished from the beach of a large luxury hotel in Florida in November 1974, leaving a neatly folded pile of clothes as he swam into the sea with the intent of faking his own death. However, it became apparent that his reputation masked some very dark secrets.
Politicians, sex, lies, betrayal, and spies this drama is based on real events
Stonehouse trailer
Isn't this the premise of "The Fall and Rise of Reginald Perrin"?