17. Courtney Love
Courtney Love, famous rockstar and actress, was almost cast as Harley Quinn in a follow-up to Batman & Robin. In this version, Nicolas Cage would have played Scarecrow. The movie never happened, but it would have been a unique take on Harley Quinn.
Age: 60
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Could she pull it off? It’s hard to say, but it would’ve been wild to see!
16. Olivia Thirlby
Olivia Thirlby, best known for her role in Juno, was on the long list for the role of Harley Quinn in Suicide Squad. However, she didn’t make the final cut.
Age: 38
Could she have nailed it? Her indie darling status makes it an intriguing idea.
15. Sarah Jayne Dunn
Sarah Jayne Dunn was speculated to play Harley Quinn in The Dark Knight (2008), but she ended up portraying Maroni’s mistress instead.
Age: 43
Could she have brought Harley to life? We'll never know, but she certainly had the mystery role to make it happen.
14. Cassidy Alexa
Cassidy Alexa briefly appeared as a possible Harley Quinn character in the TV show Arrow. Fans were excited, but the chance to explore her version of Harley was quickly squashed by Suicide Squad.
Age: 31
Could she have nailed the role? Fans definitely think so!
13. Lily Collins
Lily Collins auditioned for the role of Harley Quinn, but for some reason, she didn’t get the part. However, her acting chops and popularity make us wonder what could have been.
Age: 35
Could she have handled it? With her range, it’s possible!
12. Tara Strong
You may not recognize Tara Strong's face, but her voice is iconic. She voiced Harley Quinn in the Arkham video games and Batman: The Killing Joke. Though she wasn’t a top contender for the movie role, her voice work made her a beloved Harley.
Age: 51
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Could she have done the live-action role? With her experience, she would’ve given it a shot.
11. Evan Rachel Wood
Known for her gothic side and dark roles, Evan Rachel Wood was rumored to have been considered for Harley Quinn. However, it’s unlikely she made the shortlist.
Age: 37
Could she have pulled it off? Absolutely!
10. Katee Sackhoff
Katee Sackhoff, a big nerd at heart, openly campaigned to play Harley Quinn after her role as Starbuck in Battlestar Galactica. Sadly, she never got the chance.
Age: 44
Could she have handled it? She would have brought a fiery intensity to the role.
9. Mary Elizabeth Winstead
An indie film favorite, Mary Elizabeth Winstead auditioned for Harley Quinn but ultimately wasn’t chosen. She went on to star in films like 10 Cloverfield Lane instead.
Age: 39
Could she have pulled it off? Her fans certainly think so!
8. Emily Browning
Fans saw Emily Browning’s role in Sucker Punch as a “low-key audition” for Harley Quinn. Though she was considered, the role went to Margot Robbie.
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Age: 35
Could she have done it? Her work in Sucker Punch suggests she could’ve nailed it.
7. Anne Hathaway
When Anne Hathaway auditioned for The Dark Knight Rises, she thought she was trying out for Harley Quinn. However, she was cast as Catwoman instead.
Age: 41
Could she have been Harley? She already mastered Catwoman, so it would’ve been a fun twist.
6. Emma Roberts
Emma Roberts was offered the role of Harley Quinn but turned it down to work on Scream Queens instead. She passed up the chance to be in Suicide Squad.
Age: 33
Could she have pulled it off? Definitely, but she chose another path.
5. Sara Paxton
Sara Paxton, known for her horror films, auditioned for Harley Quinn. Fans think she looked and sounded perfect for the role.
Age: 36
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Could she have done it? Her horror experience would have made her a strong contender.
4. Olivia Wilde
Olivia Wilde was another actress considered for the role of Harley Quinn, but she was passed over for being “too old” to star alongside Leonardo DiCaprio in The Wolf of Wall Street.
Age: 40
Could she have nailed it? We’re sure she would’ve brought something unique.
3. Imogen Poots
Imogen Poots, with her impressive indie film resume, was a solid contender for Harley Quinn. Her role in Green Room showed she could handle intense action and violence.
Age: 35
Could she have done it? Absolutely!
2. Cara Delevingne
Many fans assumed Cara Delevingne would be cast as Harley Quinn in Suicide Squad. However, she ended up playing the villain Enchantress instead.
Age: 32
Could she have been Harley? She already had the fanbase to pull it off.
1. Amanda Seyfried
Amanda Seyfried, who has a long list of amazing roles, was a top choice for Harley Quinn. She turned it down, though, making way for Margot Robbie to claim the part.
Age: 38
Could she have pulled it off? It’s one of Hollywood’s big “what ifs.”
Each actress brought their own unique energy, but in the end, Harley Quinn became Margot Robbie’s defining role. Could any of these stars have filled those shoes? Let us know who you think could have played Harley!