The Chase fans were convinced they recognised a contestant on the show due to her uncanny resemblance to a comedian.
Carole, Keith, Molly and Charlie took on The Beast on Tuesday in the hope of winning a huge cash prize.
Carole, 67, from Peterborough managed to wrack up £5,000 in her cash builder on the show.
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But viewers were left distracted by her appearance, with some people saying she looked like comedian Sarah Millican, reports Birmingham Live.
James Landing asked: "Is that Sarah Millican on The Chase?"
ACJD wrote: "Is that Sarah Milican's mum?#TheChase"
Another said: "Sarah Millican?"
The Chase airs every night at 5pm to 6pm on ITV.
Episodes are also available to catch up with via the ITV Hub, the on demand catch up service and platform, after they have been broadcast.
The show has been so successful that it has spawned multiple spin offs including Beat the Chasers and The Chase Road Trip over the years.
*The Chase airs at 5pm on weekdays on ITV
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