• Kathleen Robertson is a renowned actress with over 60 acting credits to her name.
• She was born in Hamilton, Ontario, Canada and attended the prestigious private Hillfield Strathallan College.
• She made her acting debut in the 1985 Canadian movie “Left Out”, and is today known for her roles in “Beverly Hills, 90210”, “Murder in the First”, and “Scary Movie 2”.
• She is married to Chris Cowles, with whom she has two sons.
• As of early 2023, her net worth is estimated at over $3 million.

Who is Kathleen Robertson?

If you were a fan of the popular teenage series “Beverly Hills, 90210”, you are certainly familiar with the character of Clare Arnold, a privileged, intelligent and bold young woman used to getting what she wants. The actress who played this character, Kathleen Robertson, rose to prominence thanks to this role.

She is today a renowned actress, with over 60 acting credits to her name; the younger audience will recognize her as Hildy Mulligan in the series “Murder in the First”, while to movie lovers she is probably still known best as Theo from “Scary Movie 2”.

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Early life, family, and education

Born on 7 July 1973, Kathleen’s zodiac sign is Cancer; she hails from Hamilton, Ontario, Canada, thus she holds Canadian nationality. Raised by her parents Gary and Joyce Robertson, as their only child, Kathleen attended the prestigious private Hillfield Strathallan College.

Aged 10, Kathleen began taking acting classes, and landed her first theater roles as a teenager. Upon matriculating in 1991, she didn’t go to college, but pursued her acting career.

Roles in movies

Kathleen made her acting debut in the 1985 Canadian movie “Left Out”. It then took her six years to be cast as Melody in the 1991 movie “Lapse of Memory”, a French-Canadian production thriller, based on the novel “I Am the Cheese” by Robert Cormier.

In the following years, Kathleen was seen in several TV movies before she made her Hollywood debut in the 1997 science-fiction drama “Nowhere”, written and directed by Gregg Araki, followed by her support roles in “I Woke Up Early the Day I Died” (1998) and “Splendor” (1999).

In 2000, Kathleen was seen in “Psycho Beach Party” and “Beautiful” before she was cast to play Theo in “Scary Movie 2“, also starring Anna Faris and Marlon Wayans, which had five award nominations and three wins; Kathleen was nominated for the Canadian Comedy Award, for Film- Pretty Funny Female Performance.

The early 2000s saw Kathleen in “I Am Sam” (2001), “XX/XY” (2002), “I Love Your Work” (2003), and “Until the Night” (2004), among others. She had a small part as Carol Van Ronkel in the 2006 biographic drama “Hollywoodland”, starring Adrien Brody, Ben Affleck, and Diane Lane, which followed the true story of the detective who investigated the mysterious death of the actor George Reeves, the star of the 1952 series “Adventures of Superman”.

In the following years, Kathleen mostly co-starred in TV movies, before returning to the big screen as Amy Smith in the 2009 movie “Not Since You”, in which she starred opposite Desmond Harrington. The movie won the WorldFest Houston Silver Award for Independent Theatrical Feature Films – Romance.

Kathleen followed with roles in “A Night for Dying Tigers“ (2010) and “Losing Control“ (2011) before her role as Colleen Howe in the 2013 TV movie “Mr. Hockey: The Gordie Howe Story“, a biographical drama about hockey legend Gordie Howe, which had 17 award nominations and won nine. For her performance in the movie, Kathleen won the Leo Award for Best Lead Performance By a Female in a Television Movie, and was nominated for the Canadian Screen Award- Best Performance by an Actress in a Leading Role in a Dramatic Program or Mini-Series.

In the following year, she was seen as Doctor Richards in “The Vatican Tapes“, while her next movie role came in 2021, when she was cast to play Cassandra in “We’re All in This Together“, which was her most recent film appearance.

Roles in series

Kathleen made her first television series appearance as Jennifer in an episode of the series “My Secret Identity” in 1988. She made guest appearances in “The Campbells” and “E. N. G.” in 1990, before she was cast to play one of her most notable television roles.

From 1990 to 1993, Kathleen portrayed Tina Edison in 65 episodes of the series “Maniac Mansion”, which brought her two nominations for the Young Artist Award- Best Young Actress Co-starring in an Off-Primetime or Cable Series, in 1991, and ’92.

In 1994, she was cast to play Clare Arnold in “Beverly Hills, 90210”, appearing in 99 episodes through 1997, starring opposite Jason Priestley, Luke Perry, and Shannen Doherty in this romantic drama that followed the lives of a group of friends living in Beverly Hills, from their high school days to adulthood. It had 40 award nominations, including one for Primetime Emmy, and won 15.

In the following years, Kathleen focused on her movie roles, and her next television series role came in 2002 when she was cast to play Jeannie Falls in “Girls Club”, also starring Gretchen Mol and Chyler Leigh, although this drama was canceled after its first season.

Next, she was seen as Julia Sullivan in “The Business” (2006-2007), followed by her role as Kitty O’Neill in “Boss” (2011-2012). She had some guest roles in various series, and then, from 2014 to 2016, Kathleen was seen starring as Hildy Mulligan in 32 episodes of the series “Murder in the First”.

Her performance in this crime drama brought her a nomination for the Golden Maple Award for Best Actress in a TV Series Broadcasted in the US, in 2015.

Kathleen was next cast to play Charlie Anders in the series “Northern Rescue” (2019), followed by her role as Rosenfeld Guoliang in “The Expanse” (2021-2022).

Most recently, Kathleen was seen as Olive Mace in the 2022 series “Swimming with Sharks”, also starring Diane Kruger, Finn Jones, and Kiernan Shipka. This drama is created by Kathleen herself, and she’s also a showrunner. It follows the story of a young assistant at the heart of a studio teeming with manipulators, schemers and intrigue, who have no idea that she’s planning to outwit them.

Love life and husband

Although she’s been romantically linked to several of her fellow actors, including her co-stars from “Beverly Hills, 90210”, Brian Austin Green and Ian Ziering – Kathleen hasn’t commented on these rumors, and it seems that those were just on-screen match-ups. It’s known that back in 1999, she was in a relationship with Gregg Araki.

She met her future husband, Chris Cowles, in the early 2000s; Chris is a producer, known for his work on the movies “Father Figures”, “Blockers”, and “Collide”, among others.

Kathleen and Chris married on 27 November 2004, their first son William Robertson Cowles was born on 9 July 2008, and second son, Bennet, in October 2016.

Both Kathleen and her husband are quite secretive when it comes to their personal lives, however, it is known that as of January 2023, they are still married and raising their sons together, living in their residence in Los Angeles, California.

Age, measurements, and net worth

Kathleen’s age is 49. She is known for her light brown hair and hazel eyes. If you wondered how tall Kathleen is, she stands at the height of 5ft 4ins (1.63m), weighs around 120lbs (55kgs), with vital statistics of 38-28-36.

According to sources, as of early 2023, Kathleen’s net worth has been estimated at over $3 million.


As Managing Editor at The Biography, I oversee a skilled team to produce insightful biographies of influential figures. My responsibilities include managing the editorial process, conducting detailed research, crafting engaging narratives, and ensuring the accuracy and quality of our content. At The Biography, we aim to deliver in-depth profiles that provide valuable insights into the realms of business, entertainment, and more. Our commitment to meticulous research and dynamic storytelling highlights the significant journeys and successes of inspiring individuals.

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