--- name: "Semi Chellas" canonical: "https://film.one/person/semi-chellas" fi1m_id: "semi-chellas" imdb_id: "nm0155069" tmdb_id: 1222225 wikidata_id: "Q7449334" roles: ["Writer","Producer"] born: "1 January 1969" reviewed_on_fi1m: 3 average_fi1m_score: 74 average_as: "writer" average_over: 2 updated: "2026-10-10T04:37:29.798527+00:00" licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL." --- # Semi Chellas ## Identity Semi Chellas - **Canonical:** https://film.one/person/semi-chellas - **Type:** Person - **Fi1m ID:** semi-chellas - **IMDb ID:** nm0155069 - **TMDB ID:** 1222225 - **Wikidata ID:** Q7449334 - **Same entity:** https://en.wikipedia.org/wiki/Semi_Chellas, https://www.wikidata.org/wiki/Q7449334, https://www.imdb.com/name/nm0155069/, https://www.themoviedb.org/person/1222225 Writer and producer. Born 1 January 1969 in Palo Alto. ## Details - **Work:** Writer, Producer - **Born:** 1 January 1969, Palo Alto - **Active:** 2007–present - **Titles on Fi1m:** 3: 2 writing, 1 producing - **Average Fi1m score:** 74, as writer, over 2 titles - **Fi1m score by decade:** 2000s 88 (1), 2020s 62 (2) - **Elsewhere:** https://en.wikipedia.org/wiki/Semi_Chellas, https://www.wikidata.org/wiki/Q7449334, https://www.imdb.com/name/nm0155069/, https://www.themoviedb.org/person/1222225 ## Streaming the US now - **AMC+:** [*Mad Men*](https://film.one/tv/mad-men.md) (88), [*The Audacity*](https://film.one/tv/the-audacity.md) (60) For United States; add `?region=XX` for another country. ## Biography Semi Chellas is a screenwriter, producer and director. Born in Palo Alto, California in 1969, she grew up in Calgary, Alberta. She holds a B.A. in literature from Yale University, was a Mellon Fellow in English at Cornell University and was a screenwriting resident at the Canadian Film Centre in Toronto. She co-created the Canadian series *The Eleventh Hour* (2002–2005), serving as executive producer and head writer; the show won two Gemini Awards for Best Series. Chellas joined the writers’ room on *Mad Men* from its fifth season, co-writing episodes including “Far Away Places” and “The Other Woman” with Matthew Weiner; these earned Emmy nominations and a Writers Guild of America Award. Her other credits include writing *Picture Claire* (2001), episodes of *Rookie Blue* and *Being Erica*, the screenplay for *Ophelia* (2019) and her feature directorial debut *American Woman* (2019). She has also written for *The Romanoffs*. *Sources: en.wikipedia.org, imdb.com, theglobeandmail.com, variety.com.* ## On Fi1m (3) ### Wrote (2) — the average rests on these - *The Audacity* (2026), Fi1m 60, Writer — [page](https://film.one/tv/the-audacity.md) - *Mad Men* (2007), Fi1m 88, Co-Producer, Writer, Supervising Producer, Co-Executive Producer — [page](https://film.one/tv/mad-men.md) ### Produced (1) - *Snowpiercer* (2020), Fi1m 63, Consulting Producer — [page](https://film.one/tv/snowpiercer-2020.md) ## Complete filmography (20) Every credit, newest first. Titles without a page can be requested for review on the HTML page. - *The Audacity* (2026), series, Writer — Fi1m 60, [page](https://film.one/tv/the-audacity.md) - *Snowpiercer* (2020), series, Consulting Producer — Fi1m 63, [page](https://film.one/tv/snowpiercer-2020.md) - *American Woman* (2019), Director, Producer, Writer - *Ophelia* (2019), Co-Producer, Screenplay - *The Romanoffs* (2018), series, Executive Producer, Writer - *Rookie Blue* (2010), series, Writer - *Being Erica* (2009), series, Writer - *Murder on Her Mind* (2008), Executive Producer, Writer - *Green Door* (2008), Director - *Mad Men* (2007), series, Writer, Supervising Producer, Co-Executive Producer, Co-Producer — Fi1m 88, [page](https://film.one/tv/mad-men.md) - *Trouser Accidents* (2004), Director, Writer - *Luck* (2004), Story Editor - *The Eleventh Hour* (2002), series, Writer - *Picture Claire* (2001), Writer - *Three Stories From The End Of Everything* (2001), Director - *The Life Before This* (1999), as Miriam · Associate Producer, Writer - *Restless Spirits* (1999), Writer - *Twitch City* (1998), series, as Audience Member, Victoria - *Joe's So Mean to Josephine* (1997), as Girl in Bar - *Last Night in Montreal*, Screenplay, Executive Producer ## Gallery - ![Semi Chellas](https://film.one/media/person/61119/gallery-f05640a7f202.png) Semi Chellas — Schellasasst, CC BY-SA 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/9/98/Semi_Chellas_Infobox.MIME.tif/lossless-page1-1280px-Semi_Chellas_Infobox.MIME.tif.png?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail) - ![Semi Chellas (2019)](https://film.one/media/person/61119/gallery-d4d2fef6139a.jpg) Semi Chellas (2019) — Alexsays2121, CC BY-SA 4.0, via Wikimedia Commons (https://upload.wikimedia.org/wikipedia/commons/2/23/04-semi-chellas-chatroom.w330.h412.2x.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail_unscaled) - ![Norman Jewison, Founder and Chair Emeritus, CFC, with Cineplex Entertainment Film Program alumni Don McKellar and Semi Chellas. Photo: Jesse Grant. (2016)](https://film.one/media/person/61119/gallery-26f831bedad5.jpg) Norman Jewison, Founder and Chair Emeritus, CFC, with Cineplex Entertainment Film Program alumni Don McKellar and Semi Chellas. Photo: Jesse Grant. (2016) — Canadian Film Centre from Toronto, Canada, CC BY 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/7/73/CFC_in_L.A._-_Honouring_Don_McKellar_%2825406761114%29.jpg/1280px-CFC_in_L.A._-_Honouring_Don_McKellar_%2825406761114%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail) - ![Semi Chellas, Don McKellar, Norman Jewison and Lynne St. David-Jewison. Photo: Jesse Grant. (2016)](https://film.one/media/person/61119/gallery-b429c841f8fb.jpg) Semi Chellas, Don McKellar, Norman Jewison and Lynne St. David-Jewison. Photo: Jesse Grant. (2016) — Canadian Film Centre from Toronto, Canada, CC BY 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/2/26/CFC_in_L.A._-_Honouring_Don_McKellar_%2825918894022%29.jpg/1280px-CFC_in_L.A._-_Honouring_Don_McKellar_%2825918894022%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail) - ![Semi Chellas, Sean Reycraft, Michael MacLennan and Esta Spalding. Photos by: Jesse Grant (2015)](https://film.one/media/person/61119/gallery-3c66e1f357da.jpg) Semi Chellas, Sean Reycraft, Michael MacLennan and Esta Spalding. Photos by: Jesse Grant (2015) — Canadian Film Centre from Toronto, Canada, CC BY 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/9/9d/CFC_in_L.A._-_Honouring_John_Fawcett_and_Graeme_Manson_%2816325259274%29.jpg/1280px-CFC_in_L.A._-_Honouring_John_Fawcett_and_Graeme_Manson_%2816325259274%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail) - ![Peter Wellington, Semi Chellas and Matthew Owen Murray. Photos by: Jesse Grant (2015)](https://film.one/media/person/61119/gallery-857aa970f8ee.jpg) Peter Wellington, Semi Chellas and Matthew Owen Murray. Photos by: Jesse Grant (2015) — Canadian Film Centre from Toronto, Canada, CC BY 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/b/bd/CFC_in_L.A._-_Honouring_John_Fawcett_and_Graeme_Manson_%2816325738274%29.jpg/1280px-CFC_in_L.A._-_Honouring_John_Fawcett_and_Graeme_Manson_%2816325738274%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail) --- © Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/semi-chellas