Desperate to be helpful, Lucifer assists an exasperated Carol investigate a drag queen’s death. Ella and Chloe look into Carol’s mysterious background.

This special black-and-white episode gives a nod to 1940s-era film noir as Spencer’s numerous sleepless nights with the help of prescription pills start to take a toll on her.

The girls are not feeling merry at Christmas because Spencer’s murder charge looms over them. Things improve though after they see an opportunity to gather evidence to clear her name.

The Liars are concerned for Aria as they watch her crumble after learning shocking news about Ezra. Not knowing what is true or who to trust, Aria goes looking for…

The Liars try to prove that Alison was involved in Mona’s death; Aria worries about her future.

Spencer is reeling about the memories from her ‘lost summer’, Aria is nursing a broken heart, Emily struggles with Paige’s betrayal and Hanna attempts to get back into dating.

Alison struggles with the death of her mother, as the Liars try to navigate through her new lie.

Paige throws Emily a surprise birthday party with even more surprising guests – Jenna and Shana. But it’s the actions of “A” at the party that lead to the biggest…

Alison attempts to regain her position as leader of the gang upon her return to Rosewood High.

Alison returns to Rosewood High and attempts to repair the damage she inflicted years earlier.

After uncovering evidence that suggests “A” is hiding out closer than realised, the Liars step up their investigation into their most recent suspect. Hanna continues to crumble.

The girls look out for Alison’s safety after she is spooked by a recent Rosewood “accident.”

An intriguing riddle from “A” has the Liars hitting the road and heading to Ravenswood, where they are surrounded by some familiar faces.

Armed with the knowledge that Alison is alive, Aria, Emily, Hanna and Spencer now have more questions than ever before.

Melissa reveals her knowledge of Alison’s disappearance to Spencer; Emily seeks Ezra’s help.

Aria, Emily, Hanna and Spencer feel trapped and search desperately for a way out of a bad situation.

Aria watches over Ezra at the hospital, while Alison and the others set a trap for “A.”

The girls are reunited when they each begin receiving threatening messages from someone named “A,” suggesting Alison is actually alive – and watching them.

The presence of Mrs DiLaurentis continues to unnerve those around her, especially when she gives Hanna a parrot, whose gift for mimicry provides an insight into Alison’s last days.

Holbrook’s partner, Lt Tanner, comes to town, intensifying their investigation into the Liars and their possible connection to Wilden’s death.

The girls are not feeling merry at Christmas because Spencer’s murder charge looms over them. Things improve though after they see an opportunity to gather evidence to clear her name.

The Liars try to prove that Alison was involved in Mona’s death; Aria worries about her future.

Alison struggles with the death of her mother, as the Liars try to navigate through her new lie.

Alison attempts to regain her position as leader of the gang upon her return to Rosewood High.

Alison returns to Rosewood High and attempts to repair the damage she inflicted years earlier.

This special black-and-white episode gives a nod to 1940s-era film noir as Spencer’s numerous sleepless nights with the help of prescription pills start to take a toll on her.

The girls look out for Alison’s safety after she is spooked by a recent Rosewood “accident.”

The Liars are concerned for Aria as they watch her crumble after learning shocking news about Ezra. Not knowing what is true or who to trust, Aria goes looking for…

Spencer is reeling about the memories from her ‘lost summer’, Aria is nursing a broken heart, Emily struggles with Paige’s betrayal and Hanna attempts to get back into dating.

Melissa reveals her knowledge of Alison’s disappearance to Spencer; Emily seeks Ezra’s help.

Aria, Emily, Hanna and Spencer feel trapped and search desperately for a way out of a bad situation.

Aria watches over Ezra at the hospital, while Alison and the others set a trap for “A.”

The girls are reunited when they each begin receiving threatening messages from someone named “A,” suggesting Alison is actually alive – and watching them.

The presence of Mrs DiLaurentis continues to unnerve those around her, especially when she gives Hanna a parrot, whose gift for mimicry provides an insight into Alison’s last days.

Holbrook’s partner, Lt Tanner, comes to town, intensifying their investigation into the Liars and their possible connection to Wilden’s death.

Paige throws Emily a surprise birthday party with even more surprising guests – Jenna and Shana. But it’s the actions of “A” at the party that lead to the biggest…

After uncovering evidence that suggests “A” is hiding out closer than realised, the Liars step up their investigation into their most recent suspect. Hanna continues to crumble.

An intriguing riddle from “A” has the Liars hitting the road and heading to Ravenswood, where they are surrounded by some familiar faces.

Armed with the knowledge that Alison is alive, Aria, Emily, Hanna and Spencer now have more questions than ever before.

This special black-and-white episode gives a nod to 1940s-era film noir as Spencer’s numerous sleepless nights with the help of prescription pills start to take a toll on her.