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Catherine Zeta-Jones - The Welsh actress is best known for her performances in films like ‘Chicago’ and ‘The Mask of Zorro’.

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Catherine Zeta-Jones - In 2003, Zeta-Jones was papped smoking while pregnant, as reported by Everyday Health.

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Catherine Zeta-Jones - She vowed to give up smoking in 2005, because of her children. However, she has struggled with quitting, and has relapsed a couple times.

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Anthony Hopkins - The Oscar-winner has a career spanning six decades, and has quit smoking too.

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Anthony Hopkins - Hopkins announced that he quit smoking decades ago, but has admitted to having cravings.

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Anthony Hopkins - Hopkins quit thanks to ‘The Easy Way to Smoke Smoking’ by Allen Carr. Talking to The Independent, he described the book as “not only easy, unbelievably enjoyable”.

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Adele - Adele gave up cigarettes back in 2011, but has struggled with kicking the habit.

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Adele - Speaking with etalk, the singer said “The people with the best voices, they always smoke. I've given up smoking and I'm convinced that's made my voice weaker”.

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Adele - Adele quit thanks to a hypnotherapist, who has also released an app called ‘Quit Smoking Now’.

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Ewan McGregor - McGregor played a heroin-addicted junkie in ‘Trainspotting’, but has managed his own addictions pretty well.

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Ewan McGregor - Funnily enough, the same hypnotherapist helped McGregor quit smoking.

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Ewan McGregor - “I did it as a second profession: I used to act and smoke”, he joked while speaking to Ellen DeGeneres.

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Charlotte Church - Church is a high-profile singer who quit smoking on New Year’s Day, 2006.

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Charlotte Church - Charlotte Church quit smoking thanks to her then-boyfriend Gavin Henson

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Charlotte Church - The rugby star is a strict non-smoker, and advised his partner to give up the smokes. Church later admitted that she smoked up to 25 cigarettes a day.

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Kym Marsh - Marsh is best known for singing with Hear’Say, and acting in ‘Coronation Street’.

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Kym Marsh - While speaking to the Daily Mail, she called cigarettes an “emotional crutch” for 25 years.

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Kym Marsh - Marsh has teamed up with the Stoptober campaign, “You have to want to stop smoking. If you don’t really want to you won’t. Having willpower. Finding a reason is always a good thing”, she has said.

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Lily Allen - Lily Allen has a complicated relationship with smoking.

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Lily Allen - The singer quit cigarettes back in 2009, after she suffered two asthma attacks, as reported by Med India.

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Lily Allen - Staying off cigs has been a battle for Allen, and she has been photographed smoking since 2009.

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Antony Costa - The Blue singer is another star who has backed Stoptober.

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Antony Costa - “I am ready to take on the 28 day challenge to quit for good. I am off on tour with the Blue boys and I know it's going to be tough”, Costa has said, as reported by OK! magazine.

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Antony Costa - Costa has proved his fat-shamers wrong, and has showed off a slimmer frame in recent public appearances.

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Kelsey-Beth Crossley -

Crossley is best known for her role as Scarlett Nicholls in ‘Emmerdale’.

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Kelsey-Beth Crossley - “I have wanted to stop smoking for a long time now and Stoptober provides me with the best platform to quit”, Crossley has said, as reported by OK! magazine.

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Kelsey-Beth Crossley - “I know smoking is not good for the voice so hopefully Stoptober is the boost I need to stop for good!”, she added.

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Kate Walsh - Kate Walsh is a British businesswoman and financial expert, she is famous for lighting up the screen on ‘The Apprentice’.

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Kate Walsh - Walsh sees quitting smoking as being financially beneficial, “Whether it’s saving for a special holiday or buying a new car, I can show the best ways of making the most of their new found cash”.

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