Released in 2021, The Suicide Squad—often referred to by fans as Suicide Squad 2—gave DC’s infamous team of antiheroes a fresh start with a new creative direction. Written and directed by James Gunn, the film introduced a larger ensemble cast, new villains, and a more comic-accurate tone while retaining a handful of familiar faces from the 2016 Suicide Squad movie.
One of the most searched questions surrounding the film is “Who is in the Suicide Squad 2 cast?” With dozens of characters appearing throughout the movie, it can be difficult to keep track of who plays whom, which actors returned from the original film, and which newcomers joined Task Force X.
In this complete guide, we’ll break down the full Suicide Squad 2 cast, explore each character’s role, highlight returning and new cast members, explain why the ensemble received widespread praise, and answer the most common questions fans have about the movie.
Suicide Squad 2 Cast: Full Main Cast List
One of the biggest strengths of The Suicide Squad is its impressive ensemble cast. James Gunn assembled a mix of Hollywood stars, acclaimed character actors, comedians, and rising talent, giving every member of Task Force X a distinct personality.
Main Cast
- Idris Elba as Bloodsport
- Margot Robbie as Harley Quinn
- John Cena as Peacemaker
- Joel Kinnaman as Rick Flag
- Viola Davis as Amanda Waller
- Daniela Melchior as Ratcatcher 2
- David Dastmalchian as Polka-Dot Man
- Sylvester Stallone (voice) as King Shark
- Michael Rooker as Savant
- Jai Courtney as Captain Boomerang
- Peter Capaldi as The Thinker
- Alice Braga as Sol Soria
- Pete Davidson as Blackguard
- Nathan Fillion as TDK
- Sean Gunn as Weasel and Calendar Man
- Flula Borg as Javelin
- Mayling Ng as Mongal
The combination of established DC characters and lesser-known comic book villains gave the movie a unique identity compared to other superhero films.
Returning Cast Members from Suicide Squad (2016)
Although The Suicide Squad serves as a standalone sequel and soft reboot, several actors reprised their roles from the 2016 film.
Returning Characters
1. Margot Robbie – Harley Quinn
Margot Robbie returned as Harley Quinn, delivering another energetic and unpredictable performance. Her portrayal remains one of the most celebrated versions of the character in live-action.
2. Viola Davis – Amanda Waller
Viola Davis once again portrayed the ruthless government official responsible for Task Force X. Her commanding performance continued to make Amanda Waller one of the DC Universe’s most intimidating figures.
3. Joel Kinnaman – Rick Flag
Rick Flag returned as the team’s reluctant field leader, receiving significantly more character development than in the previous film.
4. Jai Courtney – Captain Boomerang
Captain Boomerang also returned, although his appearance was considerably shorter than many fans expected.
New Cast Members Introduced in The Suicide Squad
James Gunn expanded the roster with several new characters pulled directly from DC Comics.
Idris Elba as Bloodsport
Bloodsport quickly became one of the film’s standout characters. As an elite marksman forced into Amanda Waller’s dangerous missions, he gradually evolves into the emotional center of the story.
Idris Elba’s performance balanced action, humor, and vulnerability, making Bloodsport an instant fan favorite.
John Cena as Peacemaker
John Cena introduced audiences to Peacemaker, a character willing to achieve peace at any cost—even if it means extreme violence.
His popularity eventually led to HBO’s successful Peacemaker television series, further expanding James Gunn’s DC universe.
Daniela Melchior as Ratcatcher 2
One of the movie’s biggest surprises was Daniela Melchior’s heartfelt performance as Ratcatcher 2.
Despite her unusual ability to control rats, the character becomes the emotional heart of the team, proving that compassion can exist even among criminals.
David Dastmalchian as Polka-Dot Man
Polka-Dot Man transformed from one of DC’s strangest villains into one of the film’s most memorable characters.
His tragic backstory, combined with dark humor and surprisingly powerful abilities, earned widespread praise from audiences.
Sylvester Stallone as King Shark
Although physically portrayed through visual effects, King Shark was voiced by Sylvester Stallone.
The lovable yet dangerous humanoid shark became one of the movie’s breakout stars thanks to his childlike personality and comedic moments.
Supporting Cast and Memorable Characters
Beyond the main team, several supporting characters helped shape the story.
Peter Capaldi delivered a chilling performance as The Thinker, the scientist connected to the secret Project Starfish.
Alice Braga portrayed rebel leader Sol Soria, while Michael Rooker, Pete Davidson, Nathan Fillion, Sean Gunn, Flula Borg, and Mayling Ng all contributed memorable performances despite varying screen time.
Many of these characters served to highlight the unpredictable nature of Task Force X, where no one was guaranteed to survive.
Why the Suicide Squad 2 Cast Was So Well Received
The success of The Suicide Squad can largely be credited to its talented ensemble.
Rather than relying on a single protagonist, James Gunn ensured that each major character received distinct motivations, personalities, and memorable moments. The chemistry among the cast helped balance action, comedy, emotional storytelling, and shocking twists.
The casting also introduced lesser-known DC characters to mainstream audiences without sacrificing the film’s entertainment value.
How the Cast Compares to the 2016 Suicide Squad
Compared to the 2016 movie, The Suicide Squad featured a more balanced ensemble and gave supporting characters greater opportunities to shine.
While returning actors like Margot Robbie and Viola Davis maintained continuity, newcomers such as Idris Elba, John Cena, Daniela Melchior, David Dastmalchian, and Sylvester Stallone brought fresh energy to the franchise.
This combination of familiar faces and new additions helped distinguish the film while appealing to both longtime DC fans and newcomers.
Behind the Casting Decisions
Director James Gunn deliberately selected actors capable of blending comedy, action, and emotional depth.
Several cast members, including Michael Rooker, Nathan Fillion, and Sean Gunn, had previously collaborated with Gunn on other projects. Their familiarity with his filmmaking style contributed to the movie’s natural chemistry and distinctive tone.
At the same time, performers like Idris Elba and John Cena added star power while embracing the film’s unconventional humor and action.
Where Is the Suicide Squad 2 Cast Now?
Many members of the cast have continued expanding their careers following the film’s release.
John Cena reprised his role in the Peacemaker series, while Viola Davis continued portraying Amanda Waller in additional DC projects. Margot Robbie remains closely associated with Harley Quinn, and Idris Elba has appeared in several major film and television productions.
Several cast members are also expected to remain connected to future DC Universe projects under James Gunn’s leadership, although official announcements vary by character.
Final Verdict
The Suicide Squad 2 cast is one of the strongest ensemble lineups in modern superhero cinema. Combining award-winning actors, fan-favorite performers, and unexpected comic book characters, James Gunn created a team that felt both chaotic and emotionally engaging.
Whether you’re revisiting The Suicide Squad or watching it for the first time, the performances from Idris Elba, Margot Robbie, John Cena, Viola Davis, Daniela Melchior, David Dastmalchian, and Sylvester Stallone remain among the movie’s greatest strengths. Their chemistry, humor, and character development helped transform The Suicide Squad into one of DC’s most acclaimed films and set the stage for future stories within the evolving DC Universe.
Frequently Asked Questions (FAQs)
1. Who is in the cast of Suicide Squad 2?
The main cast of The Suicide Squad (2021) includes Idris Elba as Bloodsport, Margot Robbie as Harley Quinn, John Cena as Peacemaker, Joel Kinnaman as Rick Flag, Viola Davis as Amanda Waller, Daniela Melchior as Ratcatcher 2, David Dastmalchian as Polka-Dot Man, and Sylvester Stallone as the voice of King Shark.
2. Is Suicide Squad 2 the same as The Suicide Squad?
Yes. Although many fans refer to it as Suicide Squad 2, the film’s official title is The Suicide Squad. Released in 2021, it serves as a standalone sequel and soft reboot of the 2016 Suicide Squad, introducing new characters while retaining several returning cast members.
3. Which actors returned from the 2016 Suicide Squad movie?
Several actors reprised their roles from the original film, including:
Margot Robbie as Harley Quinn
Viola Davis as Amanda Waller
Joel Kinnaman as Rick Flag
Jai Courtney as Captain Boomerang
These returning characters helped connect the 2021 film to the earlier DC installment while allowing new heroes and villains to take center stage.
4. Who plays Bloodsport in Suicide Squad 2?
Idris Elba plays Bloodsport, a highly skilled mercenary and expert marksman who becomes the leader of Task Force X during the mission to Corto Maltese. His performance received widespread praise for combining action, humor, and emotional depth.
5. Who voices King Shark in The Suicide Squad?
Sylvester Stallone provides the voice of King Shark, one of the film’s most beloved characters. Despite his intimidating appearance, King Shark’s childlike personality and comedic moments made him a fan favorite.
6. Who is the main villain in Suicide Squad 2?
The primary antagonist is Starro the Conqueror, a gigantic alien starfish capable of controlling humans through parasitic spores. The film also features The Thinker, played by Peter Capaldi, whose experiments are closely connected to Project Starfish.
7. Why was the Suicide Squad 2 cast so popular?
The cast was praised for its chemistry, memorable performances, and strong character development. Director James Gunn balanced returning stars like Margot Robbie and Viola Davis with newcomers such as Idris Elba, John Cena, Daniela Melchior, and David Dastmalchian, creating one of DC’s most entertaining ensemble casts.
8. Did John Cena play Peacemaker in Suicide Squad 2?
Yes. John Cena made his debut as Peacemaker in The Suicide Squad. His performance was so well received that the character later received his own successful HBO Max spin-off series, further expanding the DC Universe.
9. Is Harley Quinn the main character in Suicide Squad 2?
Harley Quinn remains one of the movie’s central characters, but The Suicide Squad features an ensemble cast rather than a single protagonist. The story primarily follows Bloodsport, while giving significant screen time to Harley Quinn, Peacemaker, Ratcatcher 2, King Shark, and Polka-Dot Man.
10. Is Suicide Squad 2 worth watching?
Yes. The Suicide Squad is widely regarded as one of the best DC movies in recent years. Its blend of action, dark comedy, emotional storytelling, comic-book accuracy, and an outstanding ensemble cast has earned praise from both critics and fans.
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