Celebrity dancer Tom Fletcher was considering new measures to save the show after he caught Covid despite being double-jabbed.
Fears have risen on set after the McFly star, 36, and his professional dance partner Amy Dowden, 31, both tested positive — even though they were both fully vaccinated.
It turns out that the three pro dancers have not been jabbed. One has since reconsidered.
Now the bosses of the BBC1 dance competition are holding crisis meetings where they may consider scouring studio audiences and re-introducing the quarantine bubble to celebs and professionals.
A TV insider said: “These will be radical steps to increase security on the sets, but given the hardships the makers have had in the past two weeks, it is nothing they are unwilling to consider.
“But if they had to go down this route, it would be a nightmare and could put some stars in dilemma as many of them are combining their dance training with their day job.”
Tom, 36, was set to perform with his McFly bandmates at the SSE Hydro Arena in Glasgow on Sunday when it was announced he would have to self-isolate.
This also means that after launching this year’s first live show on Saturday, they will have to miss next week’s show.
Bubbles would give problems to other stars, such as 28-year-old Katie McGlynn, who is still filming scenes for the Channel 4 soap Hollyoaks.
Last week the BBC canceled a scheduled recording of A Question of Sport starring Strictly celeb Ugo Moni, 38, who is the team captain in the rebooted panel show.
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He claimed this was due to “logical reasons”.
Strictly currently allows for live shows to a limited audience. They stay socially distant from each other as well as the crew and talent, including co-host Tess Daly, 52.
Last year the show started with a studio audience but was scrapped within weeks as yet another lockdown hit. The BBC has declined to comment.