Ariella Mastroianni is a Canadian-American actor, writer, and musician from Whitby, Ontario. She launched the production company Telstar Films with director Ryan J. Sloan in 2021. GAZER, a paranoia-thriller shot on 16mm film, is their first feature. In addition to acting, Ariella joined the programming team for Angelika Film Center in New York from 2019-2023.
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Biography from IMDb.
- Actor, producer and writer
- 4 on MovieCove
What are Ariella Mastroianni's films like?
Across a limited sample of 4 MovieCove titles with a thematic analysis, their films lean Survival and Morality.
Themes
What they feel like to watch
Ironic 0 · Wry 1 · Earnest 3
A split, not a type: Light 1 · Serious 1 · Dark 2
Grounded 1 · Stylized 3 · Heightened 0
Gentle 1 · Charged 2 · Intense 1
Steady 1 · Shifting 2 · Whiplash 1
Straight-faced 2 · Some laughs 2 · Funny 0
Slow burn 1 · Even-paced 3 · Relentless 0
A split, not a type: Casual 2 · Engaged 1 · Full focus 1
A split, not a type: Easy watch 3 · Affecting 0 · Heavy 1
A split, not a type: Resolved 2 · Open-ended 0 · Ambiguous 2
Roles they play
- Heroas Isabelle in Dawn of the Beast (2021)
- Heroas Frankie Rhodes in Gazer (2024)
Moods and endings
AI-generated from each title's plot synopsis and cast list, with extra plot summaries, reviews and Parents Guide notes for titles the model may not know, and the model's own knowledge of the ones it recognizes. Only analyzed titles count, so this covers part of the filmography; the feel axes count films only for now.
Where can I watch Ariella Mastroianni's films?
As of October 24, 2026, all 4 MovieCove titles stream on a subscription or free service.
Subscription and free streaming for Ariella Mastroianni's titles on MovieCove; rent and buy are not counted. Titles are listed by Midcredits score, highest first, at most 12 per service; a dashed chip is a producer credit or a minor one, such as a thanks. A service opens the browse page, which counts movies only, so its number can differ.
Filmography
4 credits, 4 with a MovieCove page.

Gazer(2024)
Midcredits score: 33rd percentile of all films
My Best Friend's Dead(2023)
Midcredits score: 19th percentile of all films
Dawn of the Beast(2021)
Midcredits score: 6th percentile of all films
The Retreat(2020)
Midcredits score: 5th percentile of all films
Career shape
Across a limited sample of 4 MovieCove titles from 2020 to 2024.
How do Ariella Mastroianni's films land?
Their typical MovieCove film has a Midcredits score in the 13th percentile, the median of all 4; across a limited sample of 4 films with reception data, the typical film sits in the 24th percentile for acclaim.
- 25th to 49th1
- Below 25th3
Shape of the crowd
3 of their 4 titles are Mixed.
- Universally Panned1
- Mixed3
Reviewers score the acting 57/100 in their films, across 3 reviewed titles; fans 68, detractors 38. The element that speaks to their work as an actor.
Percentiles are each film's standing among all films on MovieCove; the typical film is the median, so one outlier cannot drag it. Percentiles and reviewer scores count the films IMDb credits them on, for now; the Midcredits score bands, the shape of the crowd and the two cards count their MovieCove titles, shows included (a show ranked among shows), appearances as themselves left out. A descriptor is the shape of a title's IMDb rating distribution against the catalog; "most divisive" needs a spread wider than half of all titles, and a card names only a principal credit: a craft role, and on a show a crew role or a run of episodes, never a courtesy credit or a one-off guest spot.
Who does Ariella Mastroianni work with?
People who share at least 2 of Ariella Mastroianni's MovieCove titles, grouped by what they did on them; Bruce Wemple shares the most, 4.
Directors
- Bruce WempleShared titles: Gazer (2024), My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 4 shared titles with Bruce Wemple

Writers
- Anna ShieldsShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 3 shared titles with Anna Shields

Actors
- Grant SchumacherShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 3 shared titles with Grant Schumacher

- Catharine DaddarioShared titles: My Best Friend's Dead (2023), The Retreat (2020)See all 2 shared titles with Catharine Daddario

- Dylan GrunnShared titles: My Best Friend's Dead (2023), The Retreat (2020)See all 2 shared titles with Dylan Grunn

- LeJon WoodsShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021)See all 2 shared titles with LeJon Woods

Composers
- Nate VanDeusenShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 3 shared titles with Nate VanDeusen
Producers
- Cole PayneShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 3 shared titles with Cole Payne

- Roger M. MayerShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021), The Retreat (2020)See all 3 shared titles with Roger M. Mayer

- Mason DwinellShared titles: Gazer (2024), My Best Friend's Dead (2023)See all 2 shared titles with Mason Dwinell
- Pierce CsurgoShared titles: My Best Friend's Dead (2023), Dawn of the Beast (2021)See all 2 shared titles with Pierce Csurgo


