Biography
Sienna Tiggy Guillory is an English actress and former model. She portrayed Jill Valentine in the Resident Evil action-horror film franchise. Her other prominent roles include elf princess Arya Dröttningu in the fantasy-adventure film Eragon, and the title role in the TV miniseries Helen of Troy. She is the daughter of American folk guitarist Isaac Guillory and Tina Thompson, an English model.
Known For
Complete Filmography

Heavyweight
2025
as Dr Collins
A boxing coach who prepares an underdog for a career-defining boxing championship match, as their world starts to collapse under the pressure.

Strangers
2024
as Laura
Seeking revenge on her abusive husband, a woman's life takes a dark turn when she meets a mysterious hitman. Drawn into a whirlwind romance, she spira...

Meg 2: The Trench
2023
as Driscoll
An exploratory dive into the deepest depths of the ocean of a daring research team spirals into chaos when a malevolent mining operation threatens the...

A Banquet
2022
as Holly
Widowed mother Holly is radically tested when her teenage daughter Betsey experiences a profound enlightenment and insists that her body is no longer ...

Clifford the Big Red Dog
2021
as Maggie
As Emily struggles to fit in at home and at school, she discovers a small red puppy who is destined to become her best friend. When Clifford magically...

Defining Moments
2021
as Lisa
A touching story of eight very different people who are at a crossroads in life and must make decisions that will forever change who they are. Jack mu...

Son of the South
2021
In civil rights era Montgomery, Alabama, Klansman's grandson Bob Zellner must choose which side of history to be on during the Movement. Defying his f...

Nuclear
2019
as Mother
In a small village under the shadow of a nuclear power station, a toxic family with a past must face the ghosts that threaten their future.

Remember Me
2019
as Selma
After discovering his old flame now has Alzheimer's, a hopelessly in love widower fakes his way into her senior living community in an effort to reuni...

The Performance
2017
as Sarah
An actor returns to give a one-man show at the location of his inaugural performance.

The Warriors Gate
2016
as Annie
After a mysterious chest opens a gateway through time, teen gamer Jack is transported to an ancient empire terrorized by a cruel barbarian king. Jack ...

Don't Hang Up
2016
as Mrs. Kolbein
An evening of drunken prank calls becomes a nightmare for a pair of teenagers when a mysterious stranger turns their own game against them.

Abduct
2016
as Angelica Dark
A Texan paranormal radio host, Ridley Kay leads a fairly ordinary existence, until a strange orphan with a tragic past comes crashing into his life. C...

High-Rise
2015
as Jane Sheridan
Life for the residents of a tower block begins to run out of control.

The Wicked Within
2015
as Bethany
After a year passes since the sudden death of a child, a family gathering takes place whilst unexplainable events occur. Tension over peculiar circums...

The Goob
2014
as Janet
We’re in the middle of a heat-wave in Fenland England. Goob Taylor has spent each of his sixteen summers helping Mum run the transport cafe and harves...

Being American
2014
as Susan
What happens that night in the desert will shock any human soul. An American family faces the storm of Taliban wrath. These evil predators fuelled by...

The List
2013
as Alison Corwin
Christopher Cowin is in his mid 30s, a family man who owns a small advertising agency. A court case he had recently lost has shown him the rich and po...

Resident Evil: Retribution
2012
as Jill Valentine
The Umbrella Corporation’s deadly T-virus continues to ravage the Earth, transforming the global population into legions of the flesh eating Undead. T...

The Last Belle
2011
as Rosie
The Last Belle is an animated short featuring two characters journeying towards a blind date: WALLY, who suffers a nightmarish drunken trip through Lo...

The Big Bang
2011
as Julie Kestral / Lexie Persimmon
A private detective is hired to find a missing stripper but the job turns complicated when everyone he questions ends up dead. From the mean streets o...
Program Alice: Activated
2010
as Self
Resident Evil: Afterlife featurette.

Resident Evil: Afterlife
2010
as Jill Valentine
In a world ravaged by a virus infection, turning its victims into the Undead, Alice continues on her journey to find survivors and lead them to safety...

Perfect Life
2010
as Anne
About college students that experience horrifying visions from the past while undergoing a fraternity initiation.

Gunless
2010
as Jane Taylor
American gunslinger Sean Rafferty—aka The Montana Kid—is unable to find someone to duel in a Canadian town where no one understands the brutal code of...

I'm Here
2010
as Anne
A library assistant plods through an ordinary life in LA until a chance meeting opens his eyes to the power of creativity and ultimately, love. When t...

Virtuality
2009
as Rika Goddard
Twelve extremely talented men and women have been chosen to be part of the Phaeton mission, a 10-year trek to explore a distant planetary system. In o...

Inkheart
2008
as Resa
The adventures of a father and his young daughter, in their search for a long lost book that will help reunite a missing, close relative.

Resident Evil: Diary of an Apocalypse
2007
as Self
The making of "Resident Evil: Apocalypse."

The Heart of the Earth
2007
as Kathleen Crown
Tensions mount in an Andalusia mining town between local Spanish workers and their British employers.

Eragon
2006
as Arya
In his homeland of Alagaesia, a farm boy happens upon a dragon's egg -- a discovery that leads him on a predestined journey where he realized he's the...
Rabbit Fever
2006
as Newscaster
The Rabbit is the world's belling-selling vibrator. In the past year alone, millions have been sold all over the globe. Now experts are warning the Ra...

Silence Becomes You
2005
as Grace
Two sisters, Grace and Violet, bound together by more than blood, live a reclusive life in a large mansion, detached from society and reality too. The...

Game Babes
2004
as Self
Resident Evil: Apocalypse featurette.
Beauty
2004
as Cathy Wardle
Tom Fitzhenry is an ugly and reclusive aristocrat who lives on his own in a large mansion. He despairs of ever having a relationship with a woman... u...

Resident Evil: Apocalypse
2004
as Jill Valentine
As the city is locked down under quarantine, Alice finds out that the people that died from the previous incident at the Umbrella Corporation have tur...

Love Actually
2003
as Jamie's Girlfriend
Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in Londo...
Rufus
2003
Rufus is a child with an extraordinary obsession: a burning, inþamed desire for anything red. Driven by this impassioned, scarlet fixation, which he c...

The Principles of Lust
2003
as Juliette
Crippled by his writer's block, Paul enters into a new, exciting relationship with risk-taking Billy and super-sexy Juliette. As it becomes increasing...

The Last Minute
2002
as Kayak Girl
The clock is ticking towards The Last Minute, but no one knows it. No one except Billy Byrne - young, cool and talented, he's the Next Big Thing. At l...

The Time Machine
2002
as Emma
Hoping to alter the events of the past, a 19th century inventor instead travels 800,000 years into the future, where he finds mankind divided into two...

Kiss Kiss (Bang Bang)
2001
as Kat
A hit man who wants out of the business is targeted by old colleagues.

Superstition
2001
as Julie McCullough
19 year old babysitter aupair Julie is accused of murder when the bed of the sheltered baby inflames. Is seems as if Julie possesses rare telepathic s...

Late Night Shopping
2001
as Susie
Four friends Sean, Vincent, Lenny and Jody find themselves at something of a deadend. Trapped in a twilight world of permanent night shift work, they ...

Two Days, Nine Lives
2001
as Kate
A drug addict checks into rehab.

Sorted
2000
as Sunny
A young lawyer gets more than he bargains for while investigating his brother's mysterious death.

The Future Lasts A Long Time
1996
as Blue
Dream-like short film starring Samantha Morton, in one of her earliest screen credits, as one of a couple on the run who hide out in the Fens.

Riders
1993
as Fenella Maxwell
Arrogant aristocrat Rupert Campbell-Black has high social position, women at his feet, money and fame in the world of show jumping. But Rupert has a r...
One of Us
N/A
Members of a family begin dying one by one at a funeral, while Youngest searches for the stranger in their midst.

Desperate Journey
N/A
based on the true story of Freddie Knoller, a young man fleeing Vienna during the rise of Nazi Germany, set in 1940s Paris, unfolding against the vibr...