Helen Hillerstrom asks the team for help when her son disappears in the Blue Mountains, 10 years after her husband vanished without a trace. ...

Helen Hillerstrom asks the team for help when her son disappears in the Blue Mountains, 10 years after her husband vanished without a trace. ...

Helen Hillerstrom asks the team for help when her son disappears in the Blue Mountains, 10 years after her husband vanished without a trace. ...

A cleaner impales himself on a valuable steel sculpture at an art gallery, and Dean tries to bond with Zoe's son Noah. ...

A cleaner impales himself on a valuable steel sculpture at an art gallery, and Dean tries to bond with Zoe's son Noah. ...

A cleaner impales himself on a valuable steel sculpture at an art gallery, and Dean tries to bond with Zoe's son Noah. ...

A light plane that could not be contacted crashes into a customs yard, leading the team to launch a full-scale rescue operation. ...

A light plane that could not be contacted crashes into a customs yard, leading the team to launch a full-scale rescue operation. ...

A light plane that could not be contacted crashes into a customs yard, leading the team to launch a full-scale rescue operation. ...

A prison bus containing female inmates overturns on a motorway and the team treats the injured passengers, but one of the felon's steals a guards gun. ...

A prison bus containing female inmates overturns on a motorway and the team treats the injured passengers, but one of the felon's steals a guards gun. ...

A prison bus containing female inmates overturns on a motorway and the team treats the injured passengers, but one of the felon's steals a guards gun. ...