Official Secrets Act were an indie rock band from London. They formed in 2007. They split in 2009, with some members moving on to Citizens!

The lineup consisted of:

Thomas Charge Burke - Guitar and sings
Alexander Dunlop Mackenzie - Drums and sings
Lawrence James Diamond - Bass and sings
Michael Andrew Evans - Guitars, harmonium and Roland

http://www.myspace.com/officialsecretsact