Medical Detectives - 1996 Without a Trace - 3.1 was released on: USA: 1 October 1998
Turning Point - 2000 Vanished Without a Trace was released on: USA: 12 October 2008
Infanity - 2005 Without a Trace 3-6 was released on: USA: 2 April 2007
Medical Detectives - 1996 Without a Trace 3-1 was released on: USA: 1 October 1998
The Prosecutors In Pursuit of Justice - 2000 Without a Trace 2-1 was released on: USA: 2002
Without a Trace - 2002 Baggage 6-4 was released on: USA: 25 October 2007 Hungary: 1 July 2009
Without a Trace - 2002 Without You 5-16 was released on: USA: 4 March 2007 France: 18 June 2007 Finland: 10 August 2007 Hungary: 1 November 2007
Without a Trace - 2002 Skin Deep 5-20 was released on: USA: 8 April 2007 Hungary: 29 November 2007
Without a Trace - 2002 Res Ipsa 6-3 was released on: USA: 11 October 2007 Hungary: 24 June 2009
Without a Trace - 2002 4.0 - 3.11 was released on: USA: 6 January 2005 France: 16 April 2006 Hungary: 26 October 2006
The Real Adventures of Jonny Quest - 1996 Without a Trace 2-13 was released on: USA: 30 December 1996
The phrase comes from Prospero's famous speech in The Tempest, as follows: "These our actors, as I foretold you, were all spirits and are melted into air, into thin air". It means to disappear without a trace.