Related Clues:

• Does the doctor possess the means to kill one this way
• Die in water and the doctor may possess you
• Does the doctor have the way to kill you like this?
• Does the doctor possess what may be the way to kill you?
• Go down with the ship
• Doctor to confess - don't let anyone hear!
• The fuzz arresting ringleader in swamp
• Foster in Gloucester, say, to enjoy deluge
• Lord Owen once lost direction in flood
• Founder member of the 'Gang of Four' dropping ecstasy
• Die by immersion in liquid
• Immerse (fatally?)
• Submerge (fatally?)
• Submerge, maybe fatally
• Suffocate in liquid