Two teenage girls discover that mermaids really do exist after a violent storm washes one ashore. The mermaid, a sassy creature named Aquamarine, is determined to prove to her father that real love exists, and enlists the girls' help in winning the heart of a handsome lifeguard.

• Emma Roberts
• JoJo
• Sara Paxton
• Jake McDorman
• Arielle Kebbel
• Claudia Karvan
• Bruce Spence
• Tammin Sursok
• Roy Billing
• Julia Blake