Defying Gravity Space Suits are saw in Eureka  episodes :   

• 2 in "Clash of the Titans" ( S4E17 )

• 3 in "Lost" ( S5E01 )
  

So :

• Evram Mintz : re-used by Neil Grayston as Dr Douglas Fargo
• Paula Morales : re-used by Felicia Day as Dr Holly Martin and Tembi Loche as Grace Monroe
• Production Made Space Suite : used by Niall Matter as Zane Donovan

Note : Jen Crane Space suit was prepared to use in Eureka, but did never appeared on screen.