The War on Drugs, Kate Tempest and Goat are among the new names also confirmed for the Danish event
The festival will take place in Denmark between June 24 and July 4, 2015.
On top of the acts already announced, which include Pharrell Williams and Mew, a host of new names have now been added to the line-up.
The full list of new confirmations is:
The Tallest Man On Earth
The War On Drugs
Av Av Av
This year’s festival saw performances from The Rolling Stones, Damon Albarn, Arctic Monkeys and Drake among others.
The full line up for Roskilde 2015 is yet to be announced, however tickets are now available, priced at £207 for the full festival from billet.net.