Summary

• Netflix's Locked In presents a gripping family drama with commendable performances that keep viewers white-knuckled throughout its runtime.
• Famke Janssen portrays Katherine, a complex character who is embroiled in her family's drama and used to be a renowned actress.
• Rose Williams delivers a promising performance as Lina, who feels stuck and imprisoned in her childhood home, serving as her husband's primary caregiver.

Netflix's Locked In presents a gripping family drama that is made even more convincing by the commendable performances of its cast members. In its opening moments, Locked In presents a gripping hook where Famke Janssen's character, Katherine, is brought to a hospital following a hit-and-run accident. She is unresponsive and unable to reveal who tried to kill her. However, her nurse, Nicky Mackenzie (Anna Friel), takes it upon herself to figure out the backstory behind her attempted murder.

Following the initial hook, Locked In harkens back in time to walk viewers through everything that led to Katherine's accident, gradually unraveling the tapestry around how her family members may be responsible for it. Before getting to its shocking ending, Locked In's narrative goes through several twists and turns that keep viewers white-knuckled throughout its runtime. Even its cast members play a crucial role in enhancing the impact of its family drama, making it hard not to wonder who plays whom.

Famke Janssen as Katherine

Katherine is one of the main characters in Locked In, who lost her husband a long time ago. Over time, she has become incredibly jealous of her stepson, Jamie, who gained ownership of his father's properties after his death. Katherine even despises Jamie's wife, Lina, despite taking her in after she lost her mother. Locked In also reveals that long before Katernie got embroiled in her family's drama, she used to be a renowned actress.

Famke Janssen, who plays Katherine in Locked In, might come off as a familiar face to many viewers because she has previously appeared in several big-budget Hollywood films like X-Men and Taken 3. While she was Jean Gery in two X-Men and one Wolverine movie, she played Lenore St. John in Taken's third installment. Apart from films, Janssen has also had recurring roles in several television shows, like The Blacklist, Hemlock Grove, and When They See Us. Before Locked In, she was also a part of Boy Kills World and Knights of Zodiac's cast and will play roles in two upcoming movies, The Experiment and Midair.

Rose Williams as Lina

In Locked In, Lina started living with Katherine and her stepson, Jamie, after her mother's demise. After growing up in their home, she eventually married Jamie but now feels stuck and imprisoned in her childhood home. Her relationship has grown increasingly complicated with Katherine over the years, making things even harder for her. Her husband, Jamie, has a medical condition called Locked-In syndrome, and she serves as his primary caregiver.

Lina is portrayed by Rose Williams in Locked In. She is best known for playing Pamela Penrose in Mrs. Harris Goes To Paris and Young Vinnie in A Quiet Passion. Audiences may also recognize her for her roles in TV shows like That Dirty Black Bag, Curfew, and Casualty. Rose Wiliams is relatively new to the world of acting and has less than 20 roles under her belt. However, after her promising performance as one of the leads in Locked In, she will likely land more prominent roles in the future.

Alex Hassel as Doctor Robert Lawrence

Alex Hassel plays Doctor Robert Lawrence in Locked In, who is the family doctor for Lina and her family. He has been overseeing Jamie's medical treatment for years, but there is more to his characterization in Locked In than meets the eye. Hassel may seem like a familiar face in Locked In because he played Translucent in The Boys' opening episodes. Apart from starring in the Amazon sci-fi TV show, Alex Hassel has played myriad roles in movies like The Tragedy of Macbeth, Violent Night, Suburbicon, and The Isle. Hassel's other TV appearances include shows like His Dark Materials, Everything Now, and Netflix's live-action Cowboy Bebop.

Finn Cole as Jamie

Finn Cole's Jamie has the titular medical condition in Locked In, due to which he rarely leaves his home and heavily depends on Katherine and Lina. Finn Cole is best known for playing Young Jacob in F9: The Fast Saga, Michael Gray in Peaky Blinders, and Joshua Cody in Animal Kingdom. After Locked In, Finn Cole is also set to star in a movie titled Last Breath.

Locked In Supporting Cast & Characters

Anna Friel as Nurse Mackenzie: Anna Friel appears as Nurse Mackenzie who looks after Katherine in Locked In's opening moments. Friel has previously appeared in TV shows and movies like Deep Water, Butterfly, Goal! The Dream Begins, Pushing Diaries, and Timeline.

Toby Ryan as Young Jamie: Child actor Toby Ryan, who has acting credits in the podcast series, The Lesser Dead, and TV show, Trying, plays Young Jamie in Locked In.

Georgia Thorne as Young Lina: Georgia Thomas, who portrays the younger version of Lina in Locked In, previously appeared in three episodes of The Midwich Cuckoos as Hannah Moran.