| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 12-Jan-2018 | Uili Kolo'ofai | Tonga | 29-Sep-1982 | 35(106) |
| 21-Apr-2018 | Apakuki Ma'afu | Tonga | 03-Oct-1987 | 30(201) |
| 20-Jan-2018 | Lee-Roy Atalifo | Fiji | 10-May-1988 | 29(255) |
| 21-Apr-2018 | Nicholas Selway | England | 17-Jul-1989 | 28(278) |
| 20-Jan-2018 | Roy Godfrey | South Africa | 11-Aug-1989 | 28(162) |
| 20-Jan-2018 | Dave McKern | Australia | 26-Sep-1989 | 28(116) |
| 21-Oct-2017 | Rory Pitman | Wales | 06-Oct-1989 | 28(15) |
| 21-Apr-2018 | Jake Woolmore | England | 07-Dec-1990 | 27(135) |
| 21-Apr-2018 | Scott van Breda | South Africa | 12-Dec-1991 | 26(131) |
| 21-Apr-2018 | Max Argyle | England | 01-Jan-1992 | 26(111) |
| 16-Dec-2017 | Joel Dudley | England | 29-Dec-1991 | 25(353) |
| 21-Apr-2018 | Tom Pincus | Australia | 28-May-1992 | 25(328) |
| 20-Jan-2018 | Jack MacFarlane | England | 20-Aug-1992 | 25(153) |
| 21-Apr-2018 | Jerry Sexton | Ireland | 20-Jan-1993 | 25(91) |
| 21-Apr-2018 | Brendan Cope | South Africa | 07-May-1993 | 24(349) |
| 21-Apr-2018 | Matthew Rogerson | England | 29-Jun-1993 | 24(296) |
| 21-Apr-2018 | Conor Joyce | Ireland | 05-Jul-1993 | 24(290) |
| 21-Apr-2018 | Jake Armstrong | England | 17-Mar-1994 | 24(35) |
| 20-Jan-2018 | George Eastwell | England | 24-Dec-1993 | 24(27) |
| 21-Apr-2018 | Mark Best | Ireland | 01-Apr-1994 | 24(20) |
| 20-Jan-2018 | Sebastian Nagle-Taylor | England | 16-Jun-1994 | 23(218) |
| 20-Jan-2018 | James Voss | Jersey | 22-Jul-1994 | 23(182) |
| 20-Jan-2018 | Oliver Bryant | England | 08-May-1995 | 22(258) |
| 20-Jan-2018 | Jake Upfield | England | 18-May-1995 | 22(248) |
| 21-Apr-2018 | Kieran Hardy | Wales | 30-Nov-1995 | 22(143) |
| 21-Apr-2018 | Rory Bartle | Wales | 08-Mar-1996 | 22(44) |
| 16-Dec-2017 | Josh Hodson | England | 26-Jan-1997 | 20(324) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).