Kelley Mack movies and tv shows span post-apocalyptic drama, network television, independent thrillers, horror, and voice work. Many viewers recognize her first as Addy from The Walking Dead. Her credits also include Chicago Med, 9-1-1, Broadcast Signal Intrusion, and Delicate Arch.
Quick answer: Kelley Mack built a varied screen career across television, independent films, shorts, and voice-over work. Her best-known television role was Addy in Season 9 of The Walking Dead. Her notable film credits include Broadcast Signal Intrusion, Profile, Shot in the Dark, Delicate Arch, Mr. Manhattan, and Universal.
| Category | Key credits |
|---|---|
| Best-known TV role | Addy in The Walking Dead |
| Other TV appearances | Chicago Med, 9-1-1, Schooled, Unusual Suspects |
| Notable movies | Broadcast Signal Intrusion, Profile, Shot in the Dark, Delicate Arch |
| Later films | Mr. Manhattan, Universal |
| Voice work | Voice-match work connected with Spider-Gwen |
| Other work | Producer, editor, writer, commercial voice artist |
Key Takeaways
- Addy in The Walking Dead became her most recognizable television character.
- She guest-starred as Penelope Jacobs on NBC’s Chicago Med.
- Her film career included horror, science fiction, thrillers, romance, and independent projects.
- Broadcast Signal Intrusion gave her a substantial role in a feature that premiered at SXSW.
- She also worked behind the camera as a producer, editor, and writer.
- Her later screen credits included Delicate Arch, Mr. Manhattan, and Universal.
Kelley Mack Movies and TV Shows: Essential Credits at a Glance
Her résumé shows a career that extended well beyond one famous television appearance. She worked across network shows, feature films, shorts, pilots, and independent productions. Her official professional résumé also lists television work dating back before The Walking Dead.
TV Guide lists acting credits including Universal, Delicate Arch, Mr. Manhattan, Chicago Med, and Broadcast Signal Intrusion. It also lists Schooled, 9-1-1, The Walking Dead, Profile, and The Elephant Garden. That range helps explain why different audiences may recognize her from different projects.
The Walking Dead: Addy Became Her Signature TV Role
Her best-known television work came from AMC’s The Walking Dead. She played Addy during the show’s ninth season, when the communities faced the emerging Whisperer threat. Her professional résumé describes the part as a recurring guest role.
Season 9 marked a major transition for the long-running AMC drama. The story introduced new threats while following communities rebuilding after the war with the Saviors. Addy’s storyline placed the actress inside one of television’s most recognizable post-apocalyptic franchises.
The role remains closely connected with how American television viewers remember her. Major career databases still place the AMC series among her defining credits. It also became the role most frequently cited in reporting about her career.
Chicago Med: Penelope Jacobs
She later appeared in NBC’s Chicago Med as Penelope Jacobs. She appeared in Season 8’s episode “Mama Said There Would Be Days Like This.” Her official résumé classifies the appearance as a guest-star credit.
Penelope is a new mother seeking medical help while experiencing frightening intrusive thoughts. Her case brings her into contact with members of the Gaffney Chicago Medical Center team. The role offered a very different dramatic setting from The Walking Dead’s survival story.
9-1-1 and Schooled Added Network Television Variety
Her television résumé also includes FOX’s 9-1-1. Her website identifies her episode as “Sink or Swim,” from the show’s third season. The credit added a mainstream procedural drama to her growing television work.
She also appeared as Danielle in ABC’s Schooled. Her episode, “Lainey’s Mom,” was directed by Melissa Joan Hart. That comedy role showed another side of a career often associated with darker dramatic material.
Her résumé also includes television credits such as Unusual Suspects, Missing in Alaska, Unscrewed, and The Mecklenburgers. These smaller appearances help provide a fuller picture of her working career. They also show that her television experience extended across several formats and genres.
Broadcast Signal Intrusion Became a Major Film Credit
Broadcast Signal Intrusion is among her most visible feature-film credits. She played Alice in the conspiracy thriller alongside Harry Shum Jr. and Chris Sullivan. The film premiered at the 2021 SXSW Film Festival in its Midnighters program.
Rotten Tomatoes lists the film among her highest-profile movies. RogerEbert.com also includes the title prominently in its record of her film work. For viewers exploring her movies after The Walking Dead, this thriller is an obvious starting point.
The project also reflects the independent-film side of her career. She frequently worked in productions outside large studio franchises. That pattern continued across horror, thrillers, shorts, and festival-oriented projects.
Delicate Arch, Shot in the Dark, and Profile
Delicate Arch featured her as Wilda in a horror-comedy production. Her official site describes her as a lead and notes its U.S. availability in 2025. Rotten Tomatoes and Apple TV also include the title among her screen credits.
She played Sheryl Johns in the horror-drama Shot in the Dark. Her résumé describes the part as a supporting lead. The film became another example of her recurring connection with suspense and horror projects.
She also had a small role in Timur Bekmambetov’s Profile. The screenlife thriller reached U.S. theaters through Focus Features. Her participation added another internationally recognized feature to her filmography.
Readers interested in exploring other performers can also browse GetGoodRead’s guide to Italian actors. That guide offers more starting points for film discovery. It focuses on performers familiar to both international and American audiences.
Mr. Manhattan and Universal Expanded Her Later Film Work
Another later credit was Mr. Manhattan, a romantic drama directed by Brian Herzlinger. Her professional résumé lists the movie among her feature-film roles. Her website lists her role alongside Alexa PenaVega and Carlos PenaVega.
She also starred in the science-fiction project Universal. Her résumé lists the movie as a lead role, directed by Stephen Portland. TV Guide additionally credits her as an executive producer on the project.
These credits show how her career continued to develop beyond her television breakthrough. Her work increasingly included larger creative responsibilities alongside acting. She had production experience for years.
Short Films and Work Behind the Camera
Her career began with substantial experience in short-form filmmaking. Her biography says her first movie role was Chloe in The Elephant Garden. She received an acting award connected with New York University’s Tisch School of the Arts for that performance.
Later shorts included A Knock at the Door, Violet, Simón, The Perfect One, and Lulu. She also produced and edited projects rather than limiting herself to acting. A Knock at the Door screened at numerous festivals and later reached streaming audiences.
That filmmaking experience adds useful context to her acting résumé. She studied film production and cinematography and developed projects behind the camera. Her career therefore combined performance with a broader interest in visual storytelling.
For more entertainment biographies and career profiles, readers can visit GetGoodRead’s Entertainment section. The section covers performers, musicians, athletes, and other public figures. It provides an easy route into related profiles.
What Was Her Spider-Verse Voice Work?
Her career also included unusual voice work connected with Spider-Gwen. Her official website says she performed voice-match work for Hailee Steinfeld’s Gwen Stacy. TV Guide lists her under additional voices for Spider-Man: Into the Spider-Verse.
Apple TV describes her work as voice-double activity connected with Gwen Stacy and Spider-Woman. The credit is different from being the character’s primary credited performer. That distinction matters when describing her contribution accurately.
She also built a broader career in commercial voice-over work. Her website records national campaigns across retail, health, financial, and consumer brands. These projects formed another professional track beside film and television acting.
Which Kelley Mack Roles Should You Watch First?
New viewers can start with The Walking Dead for her best-known television performance. Broadcast Signal Intrusion is a strong next choice for a larger feature-film role. Chicago Med offers a compact guest performance in a major network drama.
Horror fans can also check out Delicate Arch or Shot in the Dark. Viewers interested in her earlier work can explore Profile and her short-film credits. Availability can change, so checking major U.S. streaming services is the safest way to watch.
GetGoodRead readers who enjoy career-focused entertainment profiles can also read about Amanda Bynes. Another option is the site’s Elijah Blue Allman profile. Both articles place creative careers within a broader biographical context.
Her Career and Legacy
Mack died in Cincinnati on August 2, 2025, at age 33. Her family said she had been living with glioma of the central nervous system. After her death, reports frequently highlighted The Walking Dead, Chicago Med, and her film work.
Her screen record is broader than those headline credits suggest. It includes television dramas, comedy, independent features, shorts, producing, editing, and voice work. That range makes her filmography worth exploring beyond a single familiar character.
Frequently Asked Questions
What are the best-known Kelley Mack movies and tv shows?
Her best-known television credit is Addy in The Walking Dead Season 9. Other notable shows include Chicago Med, 9-1-1, and Schooled. Major film credits include Broadcast Signal Intrusion, Profile, Delicate Arch, Shot in the Dark, and Universal.
Who did she play in The Walking Dead?
She played Addy, a young resident connected with the Hilltop community. The character appeared during Season 9’s Whisperer storyline. The recurring role became her most widely recognized television credit.
Who did she play on Chicago Med?
She played Penelope Jacobs in Season 8. Penelope is a new mother receiving treatment during “Mama Said There Would Be Days Like This.” The performance is listed as a guest-star role on her professional résumé.
Was she in Spider-Man: Into the Spider-Verse?
Yes, but her contribution should be described carefully. She did voice-match work for Hailee Steinfeld’s Gwen Stacy. TV Guide lists her among the movie’s additional voice credits.
What was her last film?
Later filmography listings include Universal, where she played Ricky and served as an executive producer. The project appears as a 2025 credit in major entertainment databases. Her later work also included Delicate Arch and Mr. Manhattan.
Explore More Entertainment Careers
Her filmography gives viewers several entry points, from major network dramas to unusual independent thrillers. Starting with one familiar role makes the rest of her work easier to discover. Visit GetGoodRead’s entertainment coverage for more profiles of actors, musicians, and public figures.
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