A British woman has been arrested in Thailand on suspicion of killing her husband with a zombie knife at their luxury home (Picture: Asia Pacific Press via ViralPress)

A British woman has been arrested in Thailand after allegedly stabbing her husband to death with a ‘zombie knife’.

Authorities discovered the huge 20-inch blade at the couple’s luxury holiday home in Pattaya City,Bang Lamung district.

Officers were alerted when a friend sounded the alarm after failing to reach the businessman,The Sun reported.

They reported seeing blood stains on furniture and in the bathroom when they arrived at the property,where they discovered the 33-year-old man dead in the shower.

A wiped-clean zombie knife was found in a sink,and the wife had cuts on her fingers as she was questioned by police.

She is now being held in custody as enquiries continue.

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Start your day informed with Metro's News Updates newsletter or get Breaking News alerts the moment it happens.Officers found blood stains in the bathroom,where they also discovered a 20-inch zombie knife in the sink (Picture: Asia Pacific Press via ViralPress)Following an initial examination,it’s believed the man had died at least six hours before officers arrived on the scene.The incident is being treated as a murder case.Police Colonel Nattapon Phongsuksakul said the woman had denied murdering her husband,but that it was ‘difficult to accept that claim’ because of the stab wounds found on the victim’s back.He added there was evidence the wife had attempted to clean up the stains before police arrived at the home.Neighbours reported that the pair had moved in two weeks ago and were known to be users of cannabis.Despite becoming the first country in Asia to decriminalise marijuana,Thailand is now considering restricting its use to those with a valid medical certificate.Get in touch with our news team by emailing us at .For more stories like this,check our news page.