In heart-stopping scenes, a Jack Russell named Titti was seen launching herself from 12ft high cliff tops and into the sea.
However, Titti was completely fine after it emerged that the smart pup had learnt that it was safe to jump after observing her owner.
Nevertheless, ITV warned that owners and dogs at home should not attempt to copy the jump.
One viewer tweeted: "How brilliant is that cliff diving dog. Brilliant relationship #secretlifeofdogs."
Secret Life of Dogs: Cliff-diving dog Titti
Made my day that, watching that dog cliff dive with his owner #secretlifeofdogs.
Secret Life of Dogs viewer
"Made my day that, watching that dog cliff dive with his owner #secretlifeofdogs," posted another.
A third said: "A Jack Russel with a penchant for cliff diving has perked up my Tuesday evening like nothing else #secretlifeofdogs. [sic]"
"My shar pei won't walk in a puddle. Yet that little dog cliff jumps!! Ace #secretlifeofdogs," joked a fourth.
The show explored the dog's equivalent of a fingerprint, how to tell if your dog is intelligent, and revealed facts that many didn't know about their pets.
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ITV canine-themed show proved to be a popular crowd-pleaser, but not just for the human audience.
Fans of the show took to social media to reveal how their very own pets were intrigued and sat down to watch the programme with their owners.
Accompanied by photographs, one viewer tweeted: "She wasn't happy when I took control of TV to watch #netball but it's all Seren's [dog's name] again #secretlifeofdogs."
"#Secretlifeofdogs @ITV Secret Life of Dogs on ITV now. Compelling viewing if you're a dog or human. He never normally watches TV," posted another.
Secret Life of Dogs continues next Tuesday on ITV at 9pm.