| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 23-Nov-2014 | Nick Tompkins | Wales | 16-Feb-1995 | 19(280) |
| 15-Feb-2015 | Maro Itoje | England | 28-Oct-1994 | 20(110) |
| 06-Sep-2014 | Billy Vunipola | England | 03-Nov-1992 | 21(307) |
| 23-Nov-2014 | Ben Spencer | England | 13-Jul-1992 | 22(133) |
| 11-Oct-2014 | Ben Ransom | England | 16-Feb-1992 | 22(238) |
| 20-Sep-2014 | Owen Farrell | England | 21-Sep-1991 | 22(365) |
| 12-Sep-2014 | Jackson Wray | England | 10-Nov-1990 | 23(306) |
| 06-Sep-2014 | Jamie George | England | 20-Oct-1990 | 23(321) |
| 20-Dec-2014 | Makovina Vunipola | England | 13-Jan-1991 | 23(341) |
| 06-Sep-2014 | George Kruis | England | 22-Feb-1990 | 24(196) |
| 06-Sep-2014 | Will Fraser | England | 29-Oct-1989 | 24(312) |
| 06-Sep-2014 | Richard Barrington | England | 24-Sep-1989 | 24(347) |
| 06-Sep-2014 | Duncan Taylor | Scotland | 05-Sep-1989 | 25(1) |
| 28-Feb-2015 | Nick de Jager | South Africa | 07-Feb-1990 | 25(21) |
| 20-Sep-2014 | Tim Streather | England | 14-Jun-1988 | 26(98) |
| 06-Sep-2014 | Alex Goode | England | 07-May-1988 | 26(122) |
| 16-Nov-2014 | Juan Figallo | Argentina | 25-Mar-1988 | 26(236) |
| 06-Sep-2014 | Chris Ashton | England | 29-Mar-1987 | 27(161) |
| 20-Sep-2014 | Rhys Gill | Wales | 30-Oct-1986 | 27(325) |
| 20-Dec-2014 | Brett Sharman | South Africa | 19-Jan-1987 | 27(335) |
| 06-Sep-2014 | Bradley Barritt | England | 07-Aug-1986 | 28(30) |
| 06-Sep-2014 | Alistair John Hargreaves | South Africa | 29-Apr-1986 | 28(130) |
| 27-Sep-2014 | James Johnston | Samoa | 06-Mar-1986 | 28(205) |
| 06-Sep-2014 | Kieran Longbottom | Australia | 20-Dec-1985 | 28(260) |
| 20-Sep-2014 | Hayden Smith | United States | 10-Apr-1985 | 29(163) |
| 16-Nov-2014 | Marcelo Bosch | Argentina | 07-Jan-1984 | 30(314) |
| 20-Sep-2014 | Chris Wyles | United States | 13-Sep-1983 | 31(7) |
| 06-Sep-2014 | David Strettle | England | 23-Jul-1983 | 31(46) |
| 20-Sep-2014 | Jacques Burger | Namibia | 29-Jul-1983 | 31(54) |
| 06-Sep-2014 | Richard Wigglesworth | England | 09-Jun-1983 | 31(89) |
| 20-Sep-2014 | James Hamilton | Scotland | 17-Nov-1982 | 31(307) |
| 06-Sep-2014 | Kelly Brown | Scotland | 08-Jun-1982 | 32(90) |
| 27-Sep-2014 | Mouritz Botha | England | 29-Jan-1982 | 32(241) |
| 11-Oct-2014 | Schalk Brits | South Africa | 16-May-1981 | 33(148) |
| 03-Jan-2015 | Petrus Du Plessis | England | 31-May-1981 | 33(217) |
| 06-Sep-2014 | Charlie Hodgson | England | 12-Nov-1980 | 33(298) |
| 20-Sep-2014 | Ernst Joubert | South Africa | 05-Aug-1980 | 34(46) |
| 27-Sep-2014 | Neil de Koch | South Africa | 20-Nov-1978 | 35(312) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).