| Pitchers |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 17 |
John Brownell | R/R | 6-3 | 215 | 06/28/1983 | AIRHOGS | LS-4 |
| 15 |
Jake Cowan | R/R | 6-3 | 165 | 6/30/88 | Dalmarva (A-SAL) | LS-2 |
| 6 |
Jakob Cunningam | R/R | 6-1 | 175 | 03/19/1987 | AIRHOGS | Rookie |
| 23 |
Nick DeBarr | R/R | 6-4 | 230 | 08/24/1983 | Fort Worth (Am. Assoc.) | LS-5 |
| 26 |
Justin Dowdy | L/L | 6-1 | 175 | 08/13/1983 | Fresno (AAA-PCL) | Veteran |
| 19 |
Adam Miller | R/R | 6-4 | 220 | 11/26/1984 | Trenton (AA-Eastern Lg.) | LS-5 |
| 43 |
Derrick Miramontes | R/R | 5-11 | 180 | 8/13/87 | River City (Frontier) | LS-2 |
| 24 |
Ronnie Morales | L/L | 6-3 | 195 | 01/22/1985 | York (Atlantic) | LS-2 |
| 33 |
Alain Quijano | R/L | 5-11 | 180 | 7/27/82 | Sioux City (Am. Assoc.) | LS-4 |
| 38 |
Ray Silva | R/R | 6-4 | 240 | 2/21/84 | Abilene (NABL) | Rookie |
| 18 |
Josh Strawn | R/R | 6-2 | 185 | 07/30/1988 | Shreveport-Bossier (Am. Assoc.) | Rookie |
| Catchers |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 14 |
Scott Clement | R/R | 5-11 | 210 | 8/31/86 | El Paso (Am. Assoc.) | LS-1 |
| 44 |
Alberto Espinosa | R/R | 5-11 | 210 | 9/15/86 | Lincoln (Am. Assoc.) | LS-2 |
| 20 |
Kenny Held | R/R | 6-2 | 240 | 2/3/89 | Cameron Univ. (NCAA-D2) | Rookie |
| Infielders |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 21 |
John Alonso | R/R | 6-0 | 220 | 2/19/86 | Lincoln (Am. Assoc.) | LS-5 |
| 1 |
Brian Myrow | L/R | 5-11 | 190 | 9/4/76 | Winnipeg (Am. Assoc.) | Veteran |
| 2 |
Yasutsugu Nishimoto | L/R | 5-10 | 175 | 04/19/1986 | Kochi (Shikoku Island League) | LS-2 |
| 4 |
Jairo Perez | R/R | 5-10 | 160 | 6/10/88 | Wichita (Am. Assoc.) | LS-2 |
| 99 |
Andres Rodriguez | R/R | 6-5 | 260 | 02/14/1979 | Shreveport-Bossier (Am. Assoc.) | Veteran |
| Outfielders |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 27 |
Jonny Kaplan | R/R | 5-8 | 180 | 1/11/80 | Sioux Falls (Am. Assoc.) | Veteran |
| 35 |
Trent Lockwood | L/L | 6-4 | 235 | 5/5/86 | Fort Worth (Am. Assoc.) | LS-2 |
| 8 |
Keanon Simon | L/L | 5-10 | 185 | 12/06/1984 | Kansas City (Am. Assoc.) | LS-3 |
| Inactive |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 12 |
Lance Janke | R/R | 6-2 | 190 | 10/8/86 | AIRHOGS | LS-3 |
| Disabled |
| # | Name | B/T | Ht | Wt | Birthdate | Last Team | Status |
| 3 |
Bryan Frichter | R/R | 5-11 | 185 | 11/23/84 | El Paso (Am. Assoc.) | LS-3 |