The promo, which has been distributed across a range of online titles, including , allows fans to follow the progress of the show's dancing couples through an interactive image.
Users can rollover and explore the image to view exclusive backstage shots and quotes from the celebrities, which will be automatically updated on a weekly basis.
The promo also pulls in tweets from , so fans can see the latest topics of conversation and are encouraged to share their views.
Greg Doone, managing director of Collective, said: "Strictly Come Dancing is an enormously popular show and its fans always want to know more.
"We've delivered this innovative solution for the BBC under tight deadlines and working creatively with a disciplined brief.
"It's been a great project to work on and shows the potential to bring the entire BBC image library to life with information-rich interactivity."
The work is the latest example of Collective's creative and strategic developments with the BBC, which have also seen the agency deliver projects for Radio 1, Radio 2, 1Xtra and Radio 3.
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