Pravidelné obsazení sezóny 7

1. 

   Scott Bakula

   Jonathan Archer

2. 

   Jolene Blalock

   T'Pol

3. 

   Connor Trinneer

   Charles 'Trip' Tucker III

4. 

   John Billingsley

   Phlox

5. 

   Dominic Keating

   Malcolm Reed

6. 

   Linda Park

   Hoshi Sato

7. 

   Anthony Montgomery

   Travis Mayweather

Hostující obsazení epizody 9

1. 

   Steven Culp

   Major Hayes

2. 

   Tucker Smallwood

   Xindi-Primate Councilor

3. 

   Mary Mara

   Sphere-Builder Presage

4. 

   Rick Worthy

   Jannar

5. 

   Bruce Thomas

   Xindi-Reptilian Soldier

6. 

   Scott MacDonald

   Commander Dolim

7. Josette DiCarlo

   Sphere-Builder Woman

8. 

   Ruth Williamson

   Sphere-Builder Primary

9. 

   Andrew Borba

   Xindi-Reptilian Lieutenant

Štáb 6