Member:
1993- Theo Travis - flute,tenor saxophone  
2008- Travis & Fripp - alto flute, soprano sax  
Studio musician:
2012 Steven Wilson - flute, saxophone, clarinet  
Live musician:
2011- Steven Wilson - flute, saxophone, clarinet  
Guest musician:
1995 Porcupine Tree - flute  
1999 Porcupine Tree - flute, saxophone  
2001 No-Man - saxophone, flute  
2008 No-Man - flute, soprano sax  
2008 Steven Wilson - wah-flute, clarinet, saxophone  
2011 Steven Wilson - sax, flute, clarinet