"Frontline" is the third separate single to be released from Captain

Captain (band)

Captain were an alternative rock band from London, England, who formed in early 2005. Influenced by groups such as The Smashing Pumpkins, The Beach Boys, My Bloody Valentine and The Cure, their music has also been compared by critics to Prefab Sprout, The Beautiful South and Deacon Blue...

's debut album, This Is Hazelville

This Is Hazelville

This Is Hazelville is the debut album of Captain, produced by Trevor Horn.-Track listing:All songs written by Captain# Hazelville # Glorious # Broke # East. West. North...

. It featured three new B-sides

B-Sides

B-Sides is an iTunes-exclusive album from the Coventry Trio The Enemy, consisting of ten songs that were B-sides to the single releases from their debut album We'll Live and Die in These Towns.-Track list:#Fear Killed the Youth of Our Nation...

 over three formats, titled "Clear Cut", "These Words", and "Evolutions".

"Frontline" is also the first official release from Captain. It was released on 5 December 2005, as a limited edition 7" single

Single (music)

In music, a single or record single is a type of release, typically a recording of fewer tracks than an LP or a CD. This can be released for sale to the public in a variety of different formats. In most cases, the single is a song that is released separately from an album, but it can still appear...

, with the B-side, "This Heart Keeps Beating for Me". Both tracks later appeared on their debut album, This Is Hazelville.