| 14 | Alan Ashby | C | MLB | 6-2 | 190 | Both | Right | 7/8/1951 | 32 | Long Beach,California | 1969 | 3 | 63 | CLE |
|
| 6 | Mark Bailey | C | MLB | 6-5 | 195 | Both | Right | 11/4/1961 | 22 | Springfield,Missouri | 1982 | 6 | 147 | HOU |
| 7 | Alan Bannister | OF-2B | MLB | 5-11 | 175 | Right | Right | 9/3/1951 | 32 | Montebello,California | 1973 | 1 | 1 | PHI |
| 17 | Kevin Bass | RF-OF | MLB | 6-0 | 180 | Both | Right | 5/12/1959 | 25 | Redwood City,California | 1977 | 2 | 29 | MIL |
| 23 | Enos Cabell | 3B-1B | MLB | 6-5 | 185 | Right | Right | 10/8/1949 | 34 | Fort Riley,Kansas | 1969 | UDFA | | BAL |
| 49 | Jeff Calhoun | P | MLB | 6-2 | 190 | Left | Left | 4/11/1958 | 26 | LaGrange,Georgia | 1980 | 3 | 69 | HOU |
| 25 | Jose Cruz | OF-CF | MLB | 6-0 | 175 | Left | Left | 8/8/1947 | 36 | Arroyo,Puerto Rico | 1967 | UDFA | | STL |
| 27 | Glenn Davis | 1B | MLB | 6-3 | 210 | Right | Right | 3/28/1961 | 23 | Jacksonville,Florida | 1983 | 42 | 817 | TEX |
| 46 | Bill Dawley | P | MLB | 6-4 | 240 | Right | Right | 2/6/1958 | 26 | Norwich,Connecticut | 1976 | 7 | 167 | CIN |
| 11 | Frank DiPino | P | MLB | 6-0 | 180 | Left | Left | 10/22/1956 | 27 | Syracuse,New York | 1977 | UDFA | | MIL |
| 19 | Bill Doran | 2B | MLB | 5-11 | 175 | Both | Right | 5/28/1958 | 26 | Cincinnati,Ohio | 1979 | 6 | 138 | HOU |
| 3 | Phil Garner | 2B-3B | MLB | 5-10 | 177 | Right | Right | 4/30/1949 | 35 | Jefferson City,Tennessee | 1971 | 1 | 2 | OAK |
| 39 | Bob Knepper | P | MLB | 6-2 | 210 | Left | Left | 5/25/1954 | 30 | Akron,Ohio | 1972 | 2 | 43 | SF |
| 22 | Ray Knight | 3B-1B | MLB | 6-2 | 185 | Right | Right | 12/28/1952 | 31 | Albany,Georgia | 1970 | 10 | 231 | CIN |
| 51 | Mike LaCoss | P | MLB | 6-4 | 200 | Right | Right | 5/30/1956 | 28 | Glendale,California | 1974 | 3 | 71 | CIN |
| 53 | Mike Madden | P | MLB | 6-1 | 190 | Left | Left | 1/13/1958 | 26 | Denver,Colorado | 1976 | 3 | 69 | PIT |
| 28 | Jerry Mumphrey | OF | MLB | 6-2 | 185 | Both | Right | 9/9/1952 | 31 | Tyler,Texas | 1971 | 4 | 78 | STL |
| 36 | Joe Niekro | P | MLB | 6-1 | 190 | Right | Right | 11/7/1944 | 39 | Martins Ferry,Ohio | 1966 | 7 | 84 | CLE |
| 20 | Jim Pankovits | 2B-OF | MLB | 5-10 | 175 | Right | Right | 8/6/1955 | 28 | Pennington Gap,Virginia | 1976 | 4 | 73 | HOU |
| 1 | Bert Pena | SS | MLB | 5-11 | 165 | Right | Right | 7/11/1959 | 24 | Santurce,Puerto Rico | 1977 | UDFA | | HOU |
| 21 | Terry Puhl | OF | MLB | 6-2 | 200 | Left | Right | 7/8/1956 | 27 | Melville,Saskatchewan | 1973 | UDFA | | HOU |
| 12 | Craig Reynolds | SS | MLB | 6-1 | 175 | Left | Right | 12/27/1952 | 31 | Houston,Texas | 1971 | 1 | 22 | PIT |
| 30 | Mike Richardt | 2B | MLB | 6-0 | 170 | Right | Right | 5/24/1958 | 26 | Los Angeles,California | 1978 | 2 | 27 | TOR |
| 47 | Mark Ross | P | MLB | 6-0 | 195 | Right | Right | 8/8/1957 | 26 | Galveston,Texas | 1979 | 7 | 164 | HOU |
| 48 | Vern Ruhle | P | MLB | 6-1 | 187 | Right | Right | 1/25/1951 | 33 | Coleman,Michigan | 1972 | 17 | 404 | DET |
| 34 | Nolan Ryan | P | MLB | 6-2 | 195 | Right | Right | 1/31/1947 | 37 | Refugio,Texas | 1965 | 12 | 226 | NYM |
| 35 | Joe Sambito | P | MLB | 6-1 | 190 | Left | Left | 6/28/1952 | 32 | Brooklyn,New York | 1973 | 17 | 404 | HOU |
| 33 | Mike Scott | P | MLB | 6-3 | 215 | Right | Right | 4/26/1955 | 29 | Santa Monica,California | 1976 | 2 | 37 | NYM |
| 30 | Tony Scott | OF | MLB | 6-0 | 175 | Both | Right | 9/18/1951 | 32 | Cincinnati,Ohio | 1969 | 71 | 1017 | MTL |
| 45 | Dave Smith | P | MLB | 6-1 | 195 | Right | Right | 1/21/1955 | 29 | San Francisco,California | 1976 | 8 | 169 | HOU |
| 52 | Julio Solano | P | MLB | 6-1 | 160 | Right | Right | 1/8/1960 | 24 | Agua Blanca,Dominican Republic | 1979 | UDFA | | HOU |
| 16 | Harry Spilman | 1B | MLB | 6-1 | 190 | Left | Right | 7/18/1954 | 29 | Albany,Georgia | 1974 | UDFA | | CIN |
| 10 | Dickie Thon | SS | MLB | 5-11 | 175 | Right | Right | 6/20/1958 | 26 | South Bend,Indiana | 1975 | UDFA | | CAL |
| 18 | Tim Tolman | OF-1B | MLB | 6-0 | 195 | Right | Right | 4/20/1956 | 28 | Santa Monica,California | 1978 | 12 | 297 | HOU |
| 29 | Denny Walling | 3B-OF | MLB | 6-1 | 185 | Left | Right | 4/17/1954 | 30 | Neptune,New Jersey | 1975 | 1 | 1 | OAK |
| 13 | Tom Wieghaus | C | MLB | 6-0 | 195 | Right | Right | 2/1/1957 | 27 | Chicago Heights,Illinois | 1978 | 10 | 243 | MTL |