Things to do today:
OCEAN FILM FESTIVAL: Surf the waves of Iceland and see the beach beauty of Indonesia without getting your feet wet at Ocean Film Festival at Union Chapel in Islington. Various prices, book in advance, until 14 October
ARCHITECTURAL WALK: Take a guided walk in Hammersmith, discovering the homes and studios of the print makers, sculptors and fabric designers who established themselves in Brook Green. £5.90, book in advance, 11am-12.30pm
US PRESIDENCY: Radio 4's Justin Webb and American artist Marisa J Futernick discuss the role of personal narratives in the US elections and presidency at the British Library. The event celebrates the publication of Futernick’s new book of short stories and photographs, 13 Presidents. £8, book in advance, 6.30pm-8pm
CANADIAN THANKSGIVING: Turkey poutine, pumpkin pie and cups of Tim Hortons Coffee are on the menu at White Mustache's Canadian Thanksgiving. There's live music too. £12-£20, book in advance, 6.30pm-11pm
GIN SOCIAL: Sample Graphic Bar Soho's gin of the month (plus the cocktail of the month) at the Gin Social, a monthly get-together of gin enthusiast. £5.90, book in advance, 6.30pm-8pm
NORDIC CRIME: Author Thomas Rydahl discusses the themes of his debut crime novel The Hermit with UCL Lecturer Dr Jakob Stougaard-Nielsen, as well as the issues of translating into English. Takes place at the Free Word Centre. £5, book in advance, 6.45pm-9pm
LADYBIRD BOOKS: Head to Conway Hall for a discussion about about the Ladybird books — both the traditional ones, and the more recent spoofs — and how they reflect changing social attitudes. Panellists include social historian John Grindrod and cultural historian Helen Day. £5-£40, book in advance, 7.30pm
Good cause of the day
COMEDY NIGHT: To mark World Mental Health Day, comedians including Phil Wang, Catherine Bohart, and sketch triangle Two Plus Ones performa at The Troubadour on Old Brompton Road. All proceeds from The Troubador's Country Mile Comedy Club will go to the SHM Foundation, a charity working globally to making a positive social change in learning and citizenship. £3.50-£5, book in advance, 8pm