Back to the Past

2025 Hong Kong film directed by Ng Yuen-fai and Jack Lai

Movie film Q65050386

Facts

23 properties

Instance of: film
Director: Ng Yuen-Fai, Jack Lai^[2]^[3]
Genre: science fiction film, period drama film^[5]^[6]
Publication date: December 31, 2025, January 2, 2026, January 8, 2026, January 15, 2026, January 29, 2026, January 30, 2026, January 9, 2026, February 6, 2026^[30]^[31]^[32]^[33]^[34]^[35]^[36]^[37]
Follows: A Step into the Past^[8]
Based on: The Chronicles of Finding Qin^[7]
Producer: Louis Koo, Tang Wai-But^[23]^[24]
Australian Classification: MA 15+^[44]
BAMID film rating: 12+^[48]
BBFC rating: 15 certificate^[42]
Cast member: Louis Koo, Jessica Hsuan, Raymond Lam, Sonija Kwok, Joyce Tang, Michelle Saram, Kevin Chu, Gordon Lam, Michael Miu, Louis Cheung, Au Sui-Wai, Wong Man Piu, Liu Kai-chi, John Tang, Timmy Hung, Bai Baihe, YU, Andrew Chan^[9]^[10]^[11]^[12]^[13]^[14]^[15]^[16]^[17]^[18]^[19]^[20]^[21]^[22]
Composer: Chan Kwong-wing^[4]
Country of origin: Hong Kong^[29]
Director of photography: Kenny Tse^[25]
Distribution format: theatrical release^[28]
EIRIN film rating: G^[43]
Film editor: Wong Hoi^[38]
Hong Kong film rating: Category IIB^[47]
IFCO rating: 15A^[46]
IMDA rating: PG13^[45]
Original language of film or TV show: Cantonese, Standard Chinese^[26]^[27]
P14801: back-to-the-past-q29sbgvjdglvbjpwwc0xmdm0mtc3^[49]
Title: Back to the Past, 尋秦記, 寻秦记^[39]^[40]^[41]

🏷️ Also known as

en Back to the Past fa بازگشت به گذشته ja タイムマシン ko 심진기 (영화) th เจาะเวลาหาจิ๋นซีเดอะมูฟวี่ vi Tầm tần ký zh 尋秦記

🔖 Identifiers · 17

Australian Classification ID: back-past
Douban film ID: 26389539
EIDR content ID: 10.5240/9C37-B687-13F7-A810-0B8F-L
Facebook username: BackToThePastMovie
Google Knowledge Graph ID: /g/11h0j_g37t
HKMDB film ID: 23611
IMDb ID: tt33348127
Instagram username: backtothepastmovie
Letterboxd film ID: back-to-the-past
Metacritic ID: movie/back-to-the-past
Mtime movie ID: 225004
Plex media key: 5e8fbf4b2297a90041504767

Show all 17 identifiers +5

Rotten Tomatoes ID: m/back_to_the_past
TMDB movie ID: 650524
TheTVDB movie ID: 373174
WMOOV movie ID: 44498
ČSFD film ID: 1155507

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🔗 Connections

Cast member 13

Louis Koo, Raymond Lam, Bai Baihe, Sonija Kwok, Gordon Lam, Louis Cheung, Michael Miu, Joyce Tang +5 more

Genre 2

science fiction film, period drama film

Original language of film or TV show 2

Cantonese, Standard Chinese

Composer 1

Chan Kwong-wing

Country of origin 1

Hong Kong

Follows 1

A Step into the Past

Instance of 1

film

Preceded by (successor) 1

A Step into the Past

Producer 1

Louis Koo

Press Enter · cited answer in seconds

Summary

Back to the Past is a film^[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ Back to the Past — director (P57): Ng Yuen-Fai. wikidata.org.
[3] ↑ Back to the Past — director (P57): Jack Lai. wikidata.org.
[4] ↑ Back to the Past — composer (P86): Chan Kwong-wing. wikidata.org.
[5] ↑ Back to the Past — genre (P136): science fiction film. wikidata.org.
[6] ↑ Back to the Past — genre (P136): period drama film. wikidata.org.
[7] ↑ Back to the Past — based on (P144): The Chronicles of Finding Qin. wikidata.org.
[8] ↑ Back to the Past — follows (P155): A Step into the Past. wikidata.org.
[9] ↑ Back to the Past — cast member (P161): Louis Koo. Retrieved 2021-10-10. wikidata.org.
[10] ↑ Back to the Past — cast member (P161): Jessica Hsuan. Retrieved 2021-10-10. wikidata.org.
[11] ↑ Back to the Past — cast member (P161): Raymond Lam. Retrieved 2021-10-10. wikidata.org.
[12] ↑ Back to the Past — cast member (P161): Sonija Kwok. Retrieved 2021-10-10. wikidata.org.
[13] ↑ Back to the Past — cast member (P161): Joyce Tang. Retrieved 2021-10-10. wikidata.org.
[14] ↑ Back to the Past — cast member (P161): Michelle Saram. Retrieved 2021-10-10. wikidata.org.
[15] ↑ Back to the Past — cast member (P161): Kevin Chu. Retrieved 2022-02-03. wikidata.org.
[16] ↑ Back to the Past — cast member (P161): Gordon Lam. Retrieved 2022-02-03. wikidata.org.
[17] ↑ Back to the Past — cast member (P161): Michael Miu. Retrieved 2022-02-03. wikidata.org.
[18] ↑ Back to the Past — cast member (P161): Louis Cheung. Retrieved 2022-02-03. wikidata.org.
[19] ↑ Back to the Past — cast member (P161): Au Sui-Wai. Retrieved 2022-02-03. wikidata.org.
[20] ↑ Back to the Past — cast member (P161): Wong Man Piu. Retrieved 2022-02-03. wikidata.org.
[21] ↑ Back to the Past — cast member (P161): Liu Kai-chi. Retrieved 2022-02-03. wikidata.org.
[22] ↑ Back to the Past — cast member (P161): John Tang. Retrieved 2022-02-03. wikidata.org.
[23] ↑ Back to the Past — producer (P162): Louis Koo. wikidata.org.
[24] ↑ Back to the Past — producer (P162): Tang Wai-But. wikidata.org.
[25] ↑ Back to the Past — director of photography (P344): Kenny Tse. wikidata.org.
[26] ↑ Back to the Past — original language of film or TV show (P364): Cantonese. Retrieved 2021-10-10. wikidata.org.
[27] ↑ Back to the Past — original language of film or TV show (P364): Standard Chinese. wikidata.org.
[28] ↑ Back to the Past — distribution format (P437): theatrical release. wikidata.org.
[29] ↑ Back to the Past — country of origin (P495): Hong Kong. wikidata.org.
[30] ↑ Back to the Past — publication date (P577): December 31, 2025. wikidata.org.
[31] ↑ Back to the Past — publication date (P577): January 2, 2026. wikidata.org.
[32] ↑ Back to the Past — publication date (P577): January 8, 2026. wikidata.org.
[33] ↑ Back to the Past — publication date (P577): January 15, 2026. wikidata.org.
[34] ↑ Back to the Past — publication date (P577): January 29, 2026. wikidata.org.
[35] ↑ Back to the Past — publication date (P577): January 30, 2026. wikidata.org.
[36] ↑ Back to the Past — publication date (P577): January 9, 2026. wikidata.org.
[37] ↑ Back to the Past — publication date (P577): February 6, 2026. wikidata.org.
[38] ↑ Back to the Past — film editor (P1040): Wong Hoi. wikidata.org.
[39] ↑ Back to the Past — title (P1476): Back to the Past. wikidata.org.
[40] ↑ Back to the Past — title (P1476): 尋秦記. wikidata.org.
[41] ↑ Back to the Past — title (P1476): 寻秦记. wikidata.org.
[42] ↑ Back to the Past — BBFC rating (P2629): 15 certificate. bbfc.co.uk. bbfc.co.uk. Provenance: wikidata.org.
[43] ↑ Back to the Past — EIRIN film rating (P2756): G. eirin.jp. Retrieved 2026-05-30. eirin.jp. Provenance: wikidata.org.
[44] ↑ Back to the Past — Australian Classification (P3156): MA 15+. classification.gov.au. classification.gov.au. Provenance: wikidata.org.
[45] ↑ Back to the Past — IMDA rating (P5201): PG13. imdaonline.imda.gov.sg. imdaonline.imda.gov.sg. Provenance: wikidata.org.
[46] ↑ Back to the Past — IFCO rating (P7573): 15A. ifco.ie. Retrieved 2025-12-27. ifco.ie. Provenance: wikidata.org.
[47] ↑ Back to the Past — Hong Kong film rating (P8874): Category IIB. wikidata.org.
[48] ↑ Back to the Past — BAMID film rating (P9086): 12+. wikidata.org.
[49] ↑ Back to the Past — P14801 (P14801): back-to-the-past-q29sbgvjdglvbjpwwc0xmdm0mtc3. wikidata.org.

Class ancestry

[1] ↑ Back to the Past is an instance of film (Q11424) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA

4ort.xyz Knowledge Graph. (2026). Back to the Past. Retrieved November 4, 2026, from https://4ort.xyz/entity/back-to-the-past

MLA “Back to the Past.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/back-to-the-past.

BibTeX

@misc{4ortxyz_back-to-the-past_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Back to the Past}}, year = {2026}, url = {https://4ort.xyz/entity/back-to-the-past}, note = {Accessed: 2026-11-04}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Back to the Past — https://4ort.xyz/entity/back-to-the-past (retrieved 2026-11-04)

Canonical URL: https://4ort.xyz/entity/back-to-the-past · Last refreshed: November 4, 2026

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

11w ago · UndefinedRachel · 2026-08-21 view diff on Wikidata ↗

P14801 → back-to-the-past-q29sbgvjdglvbjpwwc0xmdm0mtc3

"/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/48928|batch #48928]]: BBFC release ID"
15w ago · Máté · 2026-07-19 view diff on Wikidata ↗

EIRIN film rating → G

"/* wbcreateclaim-create:1| */ EIRIN film rating: G, #quickstatements; #temporary_batch_1784446188936"
17w ago · Zestier · 2026-07-09 view diff on Wikidata ↗

TheTVDB movie ID → 373174

"/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40641|batch #40641]]: large batch of tvdb movie ids"
17w ago · MatSuBot bot · 2026-07-06 view diff on Wikidata ↗

Hong Kong film rating → Category IIB

Distribution format → theatrical release

Plex media key → 5e8fbf4b2297a90041504767

Australian Classification → MA 15+

+ 23 other properties edited (see Wikidata diff for full list)

"/* wbeditentity-update-languages-and-other-short:0||ko */ import labels from sitelinks; cleanup"

Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.