Supernatural captivated audiences for an impressive 15 seasons, showcasing a wealth of guest stars, many of whom have transitioned into significant roles in Hollywood. It’s common for renowned actors to begin their careers in the realm of network television, often starting off with limited screen presence. While some guest appearances blurred into obscurity, others left a lasting impression and rose to prominence in the entertainment industry.
Despite its relatively small main cast, rarely exceeding five regulars, Supernatural introduced a variety of beloved recurring characters like Bobby Singer, Jody Mills, and Chuck Shurley (God), who, though not series regulars, played pivotal roles in enriching the show’s universe. With over 300 episodes, countless guest stars appeared, some of whom might go unnoticed during initial viewings, but upon rewatching, fans might catch glimpses of familiar faces.
10 Alden Ehrenreich
Season 1, Episode 2 “Wendigo”
In a notable early role, Alden Ehrenreich appeared as Ben Collins in the second episode of Supernatural. Ben, a timid boy, navigated the woods alongside his sister and the Winchester brothers after their sibling goes missing. While his role as a helper to Sam and Dean in their battle against the Wendigo was brief, it marked the beginning of Ehrenreich’s on-screen journey.
Since his stint on Supernatural, Ehrenreich has garnered fame for his portrayal of young Han Solo in Solo: A Star Wars Story, as well as featuring in projects like Beautiful Creatures and the critically acclaimed Oppenheimer, further establishing his presence in Hollywood.
9 Corey Monteith
Season 1, Episode 2 “Wendigo”
Alden Ehrenreich wasn’t the only notable actor from the second episode. Corey Monteith also appeared as Gary, a hiker caught in the Wendigo’s gruesome tale. Though his screen time was limited, Monteith’s role as one of the early victims established him among Supernatural’s memorable characters.
Following his appearance, Monteith skyrocketed to fame as Finn Hudson on the groundbreaking series Glee, winning accolades such as the Teen Choice Award and contributing to a Screen Actors Guild Award for the ensemble cast. Tragically, his life was cut short in 2013, leaving behind a legacy cherished by fans of Glee.
8 Kathryn Newton
First Appeared: Season 10, Episode 9 “The Things We Left Behind”
Kathryn Newton made her debut as Claire Novak in season 10, having originally been introduced in season 4. Claire, the human daughter of Jimmy Novak (Castiel’s vessel), evolved from a troubled teen to a burgeoning monster hunter with a complex character arc throughout the series. Though she did not appear after season 13, her presence was felt through various mentions until the end of the show.
Newton’s acclaimed performance propelled her career forward, landing significant roles in productions such as the Netflix show The Society and HBO’s Big Little Lies. More recently, she made her mark in the Marvel Cinematic Universe as Cassie Lang, alongside notable projects including Freaky and Lisa Frankenstein.
7 Katie Cassidy
First Appeared: Season 3, Episode 1 “The Magnificent Seven”
Katie Cassidy first graced Supernatural as the demon Ruby, becoming one of the series’ most memorable characters, especially in season 3. Her portrayal won over fans, despite her eventual exit after season 3, which introduced other actresses into the role of Ruby in subsequent seasons.
Following her departure, Cassidy transitioned to the lead role in Arrow, gaining prominence as she portrayed Laurel Lance, further cementing her status in the industry.
6 DJ Qualls
First Appeared: Season 7, Episode 8 “Season Seven, Time For a Wedding!”
Joining Supernatural as Garth Fitzgerald IV, DJ Qualls became a recurring fan favorite. This character, a dentist-turned-hunter who developed a close friendship with the Winchester brothers, added a unique dynamic to the show and appeared throughout multiple plotlines. Garth’s transformation into a werewolf was both intriguing and memorable, shedding light on the complexities of his role.
Building on his Supernatural fame, Qualls secured roles on successful shows like Legit and Z Nation, and was also recognized for his work in Amazon’s critically acclaimed series The Man in the High Castle.
5 Leslie Odom Jr.
Season 7, Episode 8 “Season Seven, Time for a Wedding!”
In the same episode that introduced Garth, Leslie Odom Jr. appeared as Guy, a manipulative Crossroads Demon. His part involved trickery, persuading a fan named Becky Rosen into making dubious life decisions. Odom’s performance was memorable and laid the groundwork for his later success.
Best known for his groundbreaking role as Aaron Burr in the musical Hamilton, Odom Jr. earned a Tony Award for his performance, establishing himself as a formidable talent in theater and television alike.
4 Ashley Benson
Season 4, Episode 7 “It’s the Great Pumpkin, Sam Winchester”
Ashley Benson made her mark in a Halloween-themed episode of Supernatural, portraying Tracy, a witch involved in a plot to resurrect a dangerous demon. Her character faced unique twists, connecting with the story arc of the Winchester brothers, particularly with Sam’s initial encounter with Castiel.
Following her time on the show, Benson gained recognition as Hanna Marin in Pretty Little Liars, where she starred in 160 episodes, winning multiple Teen Choice Awards, and acted alongside notable stars in Spring Breakers.
3 Lauren Cohan
First Appeared: Season 3, Episode 3 “Bad Day at Black Rock”
Lauren Cohan played Bela Talbot, a cunning thief, during her tenure on Supernatural, where her character’s complex background and actions added depth to the series. Though only in the third season, Cohan’s character arc was significant, ultimately leading to her untimely demise at the hands of a hellhound.
Cohan subsequently found herself at the forefront of The Walking Dead as Maggie Greene. Her portrayal, spanning over 145 episodes, continues in spin-offs, solidifying her status as a leading actress in the genre.
2 Sterling K. Brown
First Appeared: Season 2, Episode 3 “Bloodlust”
Initially portraying Gordon Walker, a ruthless hunter in Supernatural, Sterling K. Brown later emerged as a star in his own right. His character’s moral ambiguity and conflict with the Winchester brothers made for a memorable arc, showcasing Brown’s exceptional acting abilities.
His career skyrocketed post-Supernatural, most notably in This Is Us, leading to several accolades including Primetime Emmy Awards, and roles in films like Black Panther and American Fiction. Brown has received 91 award nominations, celebrating his versatility and talent.
1 Alona Tal
First Appeared: Season 2, Episode 2 “Everybody Loves a Clown”
Alona Tal played Jo Harvelle, a character who captivated fans as one of Dean Winchester’s potential love interests. Along with her mother, Ellen, Jo brought a human touch to the supernatural elements of the show while simultaneously proving that she was a competent hunter. Their emotional exits in season 5 are often regarded among the most poignant moments in the series.
Post-Supernatural, Tal continued to thrive in the industry, recurring on shows like Burn Notice and contributing to Truth Be Told and, more recently, SEAL Team, showcasing her versatility as an actress and a lasting career beyond her early beginnings.
Supernatural served as a launching pad for numerous actors who later became key figures within the industry, providing a remarkable glimpse into their careers’ evolutions. The legacy of the series lives on as it nurtured emerging talent who continue to contribute significantly to film and television.
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