In the first season of the hit WB series 'Smallville,' we were introduced to Chloe Sullivan (Allison Mack), an inquisitive reporter for her high school paper, The Torch, with the aspirations of landing that big career at the Daily Planet, in Metropolis. With her best friends, Clark Kent (Tom Welling) and Pete Ross (Sam Jones III), Chloe helps uncover the truth behind Smallville's strangest mysteries that all seem to circle around the meteor rocks. Through Clark, Chloe meets Lex Luthor (Michael Rosenbaum), but her desire to scratch to the surface of the truth behind "level 3" far outweighs his charm.
Chloe is faced with the challenge of choosing her friends over her subjects, but can she truly leave the mystery that is Clark Kent alone? Speaking of, with the Spring Formal coming up, will Clark ask Chloe to the dance even with his eyes for Lana (Kristin Kreuk)?
In the second season of the hit WB series 'Smallville', Chloe Sullivan's (Allison Mack) friendship with Clark (Tom Welling) was pushed to its limits as she struggled with her true feelings towards him. In revealing how she felt as Clark seemingly faced his deathbed, Clark responded with one word: "Lana" (Kristin Kreuk). This season, Chloe develops a growing and sincere relationship with Lana, whilst trying to hold onto the threads of her oldest, dearest friendship with Clark. But when Chloe and Clark begin to tear apart, she turns to an unlikely source: Lionel Luthor (John Glover). Can Chloe trust a man known for betrayal? Will Chloe and Clark's friendship end in tragedy?
In the third season of the WB's 'Smallville,' Chloe (Allison Mack) finds herself knee deep in her arrangement with Lionel Luthor (John Glover) and struggles to break free. Tricking Lionel into confessing about his role in the murder of his parents, Chloe paints herself as a target and turns to Lex (Michael Rosenbaum) for protection. Working together, the two hope to put Lionel behind bars, but does he have one more trick up his sleeve that could stop them?
This season, Chloe and Clark (Tom Welling) attempt to put their relationship back on the right course after Clark's runaway adventure to Metropolis, and Chloe's alliance with Lionel. After everything they've been through in the last year, can they finally restore what they once had?
In the fourth season of the WB's 'Smallville,' Chloe (Allison Mack) was revealed to have faked her death in order to survive Lionel's (John Glover) wrath, and thanks to Lex (Michael Rosenbaum), lives to see another day. Now, in her Senior year at Smallville High, Chloe takes her cousin, Lois (Erica Durance) under her wing and introduces her to the world of reporting, just when she uncovers the biggest story yet: Clark Kent (Tom Welling), a meteor freak?
In this season, Chloe closes this first chapter of her life to start another outside the walls of Smallville High. But with the support of her friends and family, moving on may not be as hard as she thought it would.
In the fifth season of the WB's 'Smallville', Chloe (Allison Mack) lands a job working at the Daily Planet after proving herself worthy of such an opportunity, and just as she is embracing her destiny as a reporter, so is her best friend, Clark (Tom Welling), as the hero the world desperately needs. Now, Chloe works side by side with Clark in the fight for justice, and enlists herself as his personal go-to-girl sidekick, with her connections to the latest news at the Daily Planet proving to be most useful.
This season, Chloe reunites with her mother, introduces Lois (Erica Durance) to the world of investigative reporting, and vows to protect her friends, even from the morally questionable Lex Luthor (Michael Rosenbaum), who seems to have taken a liking to Lana Lang (Kristin Kreuk). But, how far is Chloe willing to go in order to ensure the survival of the world's greatest (although, yet-to-be) superhero?
In the sixth season of the hit CW series 'Smallville', Chloe (Allison Mack) is reunited with old flame, Jimmy Olsen (Aaron Ashmore), with whom she met back at the Daily Planet when she was an intern. Now, the two embark on their first serious relationship. Also, in upholding her loyalty to Clark (Tom Welling) and Lana (Kristin Kreuk), Chloe finds herself torn between the two, struggling to respect their secrets, and maintain their trust and friendship.
This season, Chloe finds herself head to head with Lex Luthor (Michael Rosenbaum), after uncovering the terrible deeds he's done to her mother. But when Lois (Erica Durance) gets caught in the crossfire, Chloe taps into an amazing ability to save her - but at what cost?
In the seventh season of the hit CW series 'Smallville', Chloe (Allison Mack) struggles in accepting her identity as a "meteor freak", which causes strain in her relationship with Jimmy (Aaron Ashmore). Scared for his best friend, Clark (Tom Welling) asks that Chloe consider never using her powers again, but with a gift that can save lives, can Chloe truly give up her newfound abilities?
This season, Chloe goes to new lengths in order to protect Clark, even if it means crossing paths with people she cares about, like Lana (Kristin Kreuk). Also, when Chloe gets caught in the feud between Lex (Michael Rosenbaum) and Lionel (John Glover), she loses everything, and everyone she cares about.
In the eighth season of the hit CW series 'Smallville', Chloe (Allison Mack) begins to embark on her new journey with soon-to-be-husband, Jimmy Olsen (Aaron Ashmore). But, when paramedic, and tortured soul, Davis Bloome (Sam Witwer), enters her life, her happily ever after takes a wrong turn! And, as Chloe begins to experience a serious increase in knowledge, she realises that she's being taken over by Brainiac!
This season, Chloe will go to new lengths to protect Clark (Tom Welling), even if it means sacrificing herself so that he can become the hero he needs to be!
In the ninth season of the CW's "Smallville", Chloe (Allison Mack) embodies herself as the eyes and ears, stepping into a permanent role as Watchtower as her search for Oliver (Justin Hartley), and the rest of the Justice League continues. But when Fate warns her of the many consequences that come with that much knowledge, will Clark's (Tom Welling) pleas be enough to prevent her from following in Fate's footsteps?
This season, Chloe faces her darkest moments - with a light at the end of the tunnel: Oliver. As the two grow closer together, and succumb to feelings they fought so hard to deny, the world around them is falling apart. And when the only solution to defeating Zod (Callum Blue) lies in Clark leaving forever, will Chloe be able to support his decision?
In the Tenth and Final Season of the CW's 'Smallville', Chloe (Allison Mack) sacrifices herself to save Oliver (Justin Hartley), trading herself in to set him free from the Suicide Squad's hold. And returning months after to save Clark (Tom Welling), Oliver, Lois (Erica Durance) and the rest of the Justice League from the VRA, Chloe relies soley on the trust she's built and gained from them over many, many years, but after being gone for so long, can they still trust her?
This season, Chloe struggles to forge a new identity for herself after leaving her old one behind, and after solidifying her own destiny outside the realm of Watchtower, Chloe sets off into her own happily ever after with best friend Clark, and husband Oliver Queen, by her side.