Possible Clues:

• One's sister works inwards
• How 13 down gets to the East inwards, perhaps
• Thermometer wielder
• Hurry up over the waves to avoid a shark
• Health worker making rush back to Home Counties
• Mel, who played for Swansea, Middles-brough and Wales
• Care for the ball
• Juliet's confidante
• Carry on - - (film)
• Betty or Barton, e.g.