Auch im Jahr 2005 veranstaltet der Rockpalast im Herbst eine Ausgabe vom Bootleg Festival. Am 27. Oktober spielt die Post Hardcore-Band Alias Caylon unter anderem zusammen mit Cosmo Klein im Kölner Club Underground. Der Song "My Prophecy" wird 2005 auf ihrem Debütalbum "Resorbing Everything" veröffentlicht.
- Caliban - "I've Sold Myself" | video
- Caliban - "The Revenge" | video
- Culcha Candela - "In Da City" | video
- Culcha Candela - "This Is A Warning" | video
- Bosse - "Kraft" | video
- Bosse - "Niemand vermisst uns" | video
- Bosse - "Keine Panik" | video
- Itchy Poopzkid - "Say No" | video
- Itchy Poopzkid - "Against The Wall" | video
- Itchy Poopzkid - "One Day" | video
- Texas Lightning - "These Boots Are Made For Walking" | video
- Texas Lightning - "Dancing Queen" | video
- Texas Lightning - "Like A Virgin" | video
- Zoo Army - "Change" | video
- Zoo Army - "I'm Alive" | video
- Alias Caylon - "Dropping Out" | video
- Alias Caylon - "My Prophecy" | video
- Athlete - "Westside" | video
- Athlete - "You Got The Style" | video
- Blues Caravan - "Rain In Your Life" | video
- Blues Caravan - "Blues Caravan | video
- Circle of Grin - "Turn Your Back On Me" | video
- Circle of Grin - "How We Fade Away" | video
- Idlewild - "You Held The World In Your Arms" | video
- Idlewild - "American English" | video
- Mariannenplatz - "Wohin?" | video
- Mariannenplatz - "Nicht wichtig" | video
- John Watts - "One Voice" | video
- John Watts - "Wax Dolls" | video
- John Watts - "Marliese" | video
- Cosmo Klein - "Nothing To Lose" | video
- Cosmo Klein - "Das alles ändert nichts daran" | video
- The Alpine - "Box Office Band" | video
- The Alpine - "Mondays Look The Same" | video
- Bob Brozman - "Love In Vain" | video
- Bob Brozman - "Hawaiian Heatwaves Medley" | video
- Sue Foley - "The Snake" | video
- Sue Foley - "New Used Car" | video