Bath Rugby's Horacio Agulla, Eusebio Guinazu and Anthony Perenise are all in international action this weekend, for Argentina and Samoa respectively.
They join Bath colleagues Paul James and Francois Louw in representing their countries in the latest round of Autumn internationals.
Agulla shifts to outside centre for the Pumas as they take on Italy in Rome, with Guinazu continuing at hooker, and Perenise is named in the matchday squad for Samoa to face Georgia.
James has been selected to face Tonga this evening with Wales, whilst Francois Louw will take on France with the Springboks on Saturday evening.
Argentina team to face Italy
15 Joaquin Tuculet
14 Lucas Gonzalez Amorosino
13 Horacio Agulla
12 Gabriel Ascarate
11 Juan Imhoff
10 Nicolas Sanchez
9 Martin Landajo
1 Marcos Ayerza
2 Eusebio Guinazu
3 Maximiliano Bustos
4 Manuel Carizza
5 Mariano Galarza
6 Juan Manuel Leguizamon
7 Julio Farias Cabello
8 Benjamin Macome
Replacements
16 Santiago Iglesias
17 Nahuel Lobo
18 Matias Diaz
19 Tomas Lavanini
20 Pablo Matera
21 Tomas Cubelli
22 Javier Rojas
23 Santiago Cordero