Inspector Paul Heaton rescues a cat chained to a fence. In Macclesfield, Twenty firefighters work to rescue Ezri, who has been stuck down a storm drain for more than 10 hours. Marta miraculously survived falling at least four floors from a balcony, but needs surgery to fix her broken leg. Jo helps with 3 abandoned kittens. Nine-month old Tiger was found pregnant after being rescued from a multi-cat household - her story will be followed throughout the series. We also take a behind the scenes look at the production team who make the series in a segment titled "Small Cat Diaries".

• Jo Brand