The mother of Jeb Pyre, "Josie Pyre," portrayed by Sandra Seacat, is a devout Mormon struggling with dementia. She lives with Jeb, her tenth and youngest child, and has a close relationship with him. But on bad days, Josie struggles with this foreign home and her daughter-in-law.

Josie is a devout Mormon and showing early signs of dementia.

Sandra Seacat as Josie Pyre | Under the Banner of Heaven

Andrew Garfield stars as "Detective Jeb Pyre," a husband, father and devout member of the LDS Church, Pyre is a detective in a small town in Utah’s Salt Lake Valley. He is forced to examine his own faith as he uncovers disturbing details surrounding the murder of a young woman and her baby daughter.

This goes beyond murder. FX's Under The Banner Of Heaven premieres Thursday, April 28.

Detective Jeb Pyre

Pyre is forced to come to terms with his faith as he uncovers disturbing details surrounding the brutal murder of a young woman and her infant daughter.

Andrew Garfield as Detective Pyre | Under the Banner of Heaven

Sam Worthington stars as "Ron Lafferty," the eldest of the Lafferty sons, Ron has carved his own path away from his father’s business. With his wife Dianna and their children by his side, he has built a successful career in construction. But having lost his father’s pride, Ron struggles to hold onto his own.

The eldest of the Lafferty sons, Ron has carved his own path away from his father’s business.

Sam Worthington as Ron Lafferty | Under the Banner of Heaven

Daisy Edgar-Jones stars as "Brenda Wright Lafferty," a daughter of a loving LDS family and bishop Dad, the bright, ambitious Brenda left Idaho for Utah to pursue her dreams in broadcasting. Her life was forever changed when she met Allen in church, fell in love and married into the Lafferty family.

The bright, ambitious Brenda left Idaho for Utah to pursue her dreams in broadcasting.

Daisy Edgar-Jones as Brenda Wright Lafferty | Under the Banner of Heaven

Denise Gough stars as "Dianna Lafferty." The wife of Ron, Dianna met and fell in love with Ron during his mission in Florida. An adult convert to Mormonism, she is fiercely committed to her family and faith, and proves to be a dedicated sister-in-law to Brenda.

An adult convert to Mormonism, she is fiercely committed to her family and faith, and proves to be a dedicated sister-in-law to Brenda.

Denise Gough as Dianna Lafferty | Under the Banner of Heaven

Wyatt Russell stars as "Dan Lafferty." After being chosen by his father to run the family business, Dan tries to do things his own way. But Dan’s ways are rarely traditional. Despite the support of his loving wife Matilda, the weight of these new responsibilities proves to be more than he can handle.

After being chosen by his father to run the family business, Dan tries to do things his own way. But Dan’s ways are rarely traditional.

Wyatt Russell as Dan Lafferty | Under the Banner of Heaven

Billy Howle portrays "Allen Lafferty," the youngest brother of the Lafferty family and husband to Brenda, Allen struggles to come to terms with his faith after the murder of his wife and baby daughter.

Allen struggles to come to terms with his faith after the murder of his wife and baby daughter.

Billy Howle as Allen Lafferty | Under the Banner of Heaven

Gil Birmingham portrays "Bill Taba," a seasoned detective who spent years on the police force in Las Vegas before moving to the Salt Lake Valley. Murder investigations are nothing new to Taba. Navigating the rules and systems of the LDS Church prove to be a far greater challenge.

As an outsider in an overwhelmingly Mormon town, navigating the rules and systems of the LDS church may prove to be his biggest challenge.

Gil Birmingham as Bill Taba | Under the Banner of Heaven

Adelaide Clemens portrays "Rebecca Pyre." Wife to Jeb and mother of their two girls, Rebecca is a strong, caring woman. When a murder case takes Pyre away from his family and causes him to question his faith, she too is forced to choose between faith and family.&nbsp;

Wife to Jeb and mother of their two girls, Rebecca is a strong, caring woman.

Adelaide Clemens as Rebecca Pyre | Under the Banner of Heaven

Rory Culkin portrays "Samuel Lafferty." A middle child in the Lafferty family, Sam is dedicatedly loyal to his brothers, and with a hot temper and firm opinions, he is unyielding in his fierce protection of them.

Sam is dedicatedly loyal to his brothers, and with a hot temper and firm opinions, he is unyielding in his fierce protection of them.

Rory Culkin as Samuel Lafferty | Under the Banner of Heaven

Seth Numrich portrays "Robin Lafferty." Devout and loyal, Robin is a strong, reliable Lafferty son and Dan’s right hand. But committed to his faith, he is forced to choose between fundamentalism and the mainstream LDS church.

Devout and loyal, Robin is a strong, reliable Lafferty son and Dan’s right hand.

Seth Numrich as Robin Lafferty | Under the Banner of Heaven

Chloe Pirrie portrays "Matilda Lafferty." A Scottish woman raising two children from a previous relationship, Matilda met Dan while he was overseas on his mission. Marrying Dan was a fresh start she felt she couldn’t attain in the Catholic faith, but now in Utah, she too often feels like an outsider.

She will always see her new life through the eyes of an outsider brought up outside of the LDS church.

Chloe Pirrie as Matilda Lafferty | Under the Banner of Heaven

An Academy Award®-winning filmmaker, writer, social activist, husband and father. 

Dustin Lance Black | Under the Banner of Heaven

Dustin Lance Black | Creator, Showrunner | Under the Banner of Heaven

Grazer is an Academy Award®, Golden Globe®, Emmy® and GRAMMY Award-winning producer.

Brian Grazer | Under the Banner of Heaven

Brian Grazer | Executive Producer | Under the Banner of Heaven

​Academy Award®-winning filmmaker Ron Howard is one of this generation’s most popular directors.

Ron Howard | Under the Banner of Heaven

Ron Howard | Executive Producer | Under the Banner of Heaven

Executive Vice President at Imagine Television where she oversees production and development of current series.

Anna Culp | Under the Banner of Heaven

Anna Culp | Executive Producer | Under the Banner of Heaven

Bateman is one of the most in-demand talents in Hollywood for his skill both in front of and behind the camera.

Jason Bateman | Under the Banner of Heaven

Jason Bateman | Executive Producer | Under the Banner of Heaven

Costigan is a film and television producer based in Los Angeles.

Michael Costigan | Under the Banner of Heaven

Michael Costigan | Executive Producer | Under the Banner of Heaven

Mackenzie is a Scottish writer/director, and a founder of Sigma Films.

David Mackenzie | Under the Banner of Heaven

David Mackenzie | Executive Producer | Under the Banner of Heaven

Berrie is a film and television producer who co-founded Sigma Films in 1996 with director David Mackenzie.

Sandra Seacat as Josie Pyre | Under the Banner of Heaven

Under the Banner of Heaven

Sandra Seacat

Career Highlights

Andrew Garfield
as Detective Pyre

Sam Worthington
as Ron Lafferty

Daisy Edgar-Jones
as Brenda Wright Lafferty

Get the inside scoop

Get the latest news and exclusives from FX including show premieres and more.

Sandra Seacat as Josie Pyre | Under the Banner of Heaven

Under the Banner of Heaven

Sandra Seacat

Career Highlights

Sam Worthingtonas Ron Lafferty

Daisy Edgar-Jonesas Brenda Wright Lafferty

Get the inside scoop

Get the latest news and exclusives from FX including show premieres and more.

Sam Worthington
as Ron Lafferty

Daisy Edgar-Jones
as Brenda Wright Lafferty