Katherine Marie Heigl (born November 24, 1978) is an American actress and former fashion model. She is best known for her role as Dr. Izzie Stevens on the ABC television medical drama Grey's Anatomy from 2005 to 2010, a role that brought her recognition and accolades, including the Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series in 2007. She started her career as a child model with Wilhelmina Models before turning her attention to acting, making her film debut in That Night (1992) and later appearing in My Father the Hero (1994) as well as Under Siege 2: Dark Territory (1995). Heigl then landed the role of Isabel Evans on The WB television series Roswell (1999–2002), for which she received nominations for Saturn and Teen Choice Awards. She then starred in commercially successful romantic comedy films such as Knocked Up (2007), 27 Dresses (2008), The Ugly Truth (2009), Killers (2010), Life As We Know It (2010) and New Year's Eve (2011). She also appeared in Zyzzyx Road (2006), The Big Wedding (2013), and Unforgettable (2017). Heigl has also starred in several films that have seen limited releases, including Jackie & Ryan (2014), Home Sweet Hell (2015), and Jenny's Wedding (2015). She is also executive producer on her leading television roles, which include the short-lived NBC television series State of Affairs from 2014 to 2015, the Netflix series Firefly Lane (2021–present) and the upcoming limited series Woodhull. She has also lent her voice to the animated film The Nut Job (2014) and its 2017 sequel. Heigl also had a main role in the final two seasons of the USA Network series Suits (2018–2019).

Katherine Heigl plays as Tully in Firefly Lane.
Katherine Heigl is the top #1 member of the cast and appears in 19 episodes.

Sarah Chalke (born August 27, 1976) is a Canadian actress known for portraying Dr. Elliot Reid on the NBC/ABC comedy Scrubs, "Second Becky" Conner Healy on Roseanne, and Stella Zinman in the CBS sitcom How I Met Your Mother. She is currently starring in the CBS sitcom Mad Love. Description above from the Wikipedia article Sarah Chalke, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Sarah Chalke plays as Kate Mularkey in Firefly Lane.
Sarah Chalke is the top #2 member of the cast and appears in 19 episodes.

Ben Lawson is an Australian actor. From 2006 until 2008, he played Frazer Yeats in the Australian drama Neighbors. The job acquired him a Logie Award assignment. Lawson has since showed up in a few American TV arrangement

Ben Lawson plays as Johnny Ryan in Firefly Lane.
Ben Lawson is the top #3 member of the cast and appears in 19 episodes.

Beau Jesse Garrett (born December 28, 1982) is an American actress and model. Description above from the Wikipedia article Beau Garrett, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Beau Garrett plays as Jessica Preston in Firefly Lane.
Beau Garrett is the top #4 member of the cast and appears in 18 episodes.

Alissa ‘Ali’ Skovbye was born in Vancouver, Canada. She comes from a Scandinavian background and most of her extended family resides in Sweden and Denmark. Although she did not initially take to acting like her older sister Tiera, she did eventually become curious around the age of four. Shortly after she booked her first commercial, a US National for Cadillac. At the age of five she booked a supporting role in the feature film Gemeinsam stärker – Personal Effects (2009) opposite Academy Award winner Kathy Bates, Academy Award nominee Michelle Pfeiffer, and Ashton Kutcher. A string of commercial and short film projects followed and in 2010 she booked a part in her first TV series playing the role of “Haley” in an episode of the long running series “Smallville”. The past year has seen Ali continue to book guest starring roles in such highly acclaimed shows as “Fringe”,” Supernatural”,” R.L Stine’s The Haunting Hour”,and ” Motive”. She also booked a recurring role as “Grace/Paige” on the new hit show for ABC “Once Upon a Time”,as well as the recurring role of “Emily” on the Steven Speilberg produced TNT show “Falling Skies”. Ali has developed a true passion for acting and has shown her ability to handle a diverse range of characters. Although she loves to play the comedic roles and enjoys the Disney shows and all of the typical “tween” fare,Ali has an uncanny ability to play the more disturbing and “flawed” characters and is excited by the challenges that these roles present!She is incredibly dedicated to her craft and continues to train privately as well as pursuing theatre and musical theatre. Despite her busy acting schedule. she still enjoys school where she participates in a number of activities including her favorite sport volleyball.Outside of school she enjoys singing,dancing and playing the guitar.

Alissa Skovbye plays as Young Tully in Firefly Lane.
Alissa Skovbye is the top #5 member of the cast and appears in 10 episodes.

Roan Curtis plays as Young Kate in Firefly Lane.
Roan Curtis is the top #6 member of the cast and appears in 10 episodes.

Yael Yurman is an actress, known for The Man in the High Castle (2015) and Once Upon a Time (2011).

Yael Yurman plays as Marah Mularkey in Firefly Lane.
Yael Yurman is the top #7 member of the cast and appears in 10 episodes.