Abby Mills returns to Harper's Island for the wedding celebration of her best friend, Henry Dunn, and his fiancée, Tr...

As the wedding party embarks on a scavenger hunt, Trish confronts an old flame, Henry makes peace with some locals an...

When a local girl's death is ruled a suicide, Abby challenges her father, the Sheriff, to investigate what really hap...

The groomsmen take Henry fishing for his bachelor party and make a gruesome discovery. The bridesmaids celebrate Tris...

A father/daughter bike ride in the woods leads to a startling revelation. Abby uncovers the Sheriff's secret obsessio...

With the wedding party reeling after the deadly events at the rehearsal, Abby, Henry and J.D. take matters into their...

As the wedding guests prepare to leave the island, evidence leads the Sheriff to believe one of them is responsible f...

A guest disappears as the wedding party prepares to board the ship for home. A mysterious phone call informs Abby tha...

The remaining members of the wedding party begin to turn on one another. Then, after finding maps of the island's und...

While attempting to get to a boat that will take everyone off the island, a massive explosion destroys the marina. Th...

After being rocked by more deaths and the disappearance of another friend, the group fights back and is more determin...

Eight out of the original 25 suspects strive to be one of the few survivors as all answers are revealed.

The tragic plot's final twist traps Abby as the true extent of the killer's cunning is revealed.