← John O’Callaghan
Our Dimension
Giuseppe Ottaviani & John O’Callaghan
Collected Works 2005–2010 · 2011
The Dream (radio edit)
Betsie Larkin & John O’Callaghan
The Dream · 2011
The Dream (Jason Van Wyk remix)
The Dream (Rafael Frost remix)
All We Have Is Now · 2011
The Dream (Jquintel, Jeziel Quintela & Manufactured Superstars remix)
The Dream (club mix)
Our Dimension (Cressida Remix)
Our Dimension · 2009
Our Dimension (Original Mix)
Woman Trance Voices 6 · 2012
Betsie Larkin feat. John O’Callaghan
Woman Trance Voices 5 · 2012
Our Dimension (original mix)
Subculture · 2009
The Dream (ambient mix)
The Dream
GO! · 2009
Giuseppe Ottaviani vs. John O’Callaghan
Our Dimension (Cressida remix)
Vonyc Sessions 2009 Presented By Paul van Dyk · 2009
The System (interlude)
John O’Callaghan feat. Neal Scarborough
Something to Live For · 2007
The System
Inertia
A State of Trance Classics, Vol. 3 · 2008
Gatecrasher Anthems: Paul van Dyk · 2010
Trancemaster 6008 · 2009
Mixmag Presents: Armin van Buuren: Live at the Gallery, Ministry of Sound · 2008