- The title refers to the death of Sean McClure and his body being thrown in the sea.
- This episode marks the debut of Levi, Siren's very first merman.
- Dale Bishop learns that mermaids are, indeed, very much real after witnessing Ryn's hand turn scaly upon contact with seawater from a fish tank.
- Helen does not appear.
- Final appearance of Sean McClure.
- Riot by Camino
- WAKE ME UP, I'M DROWNING by Noah Gundersen
- Mermaids Attack
- Lost at Sea