The cast of Unete pueblo - 1968 includes: Juan Rodriguez Yerena
Formal: Unase a nosotros Informal: Unete a nosotros
If you wan to say 'join us' in Spanish language, you will need to use the words: 'Unete a nosotros', this is if you want to say it in imperative form.
"To join" in Spanish is "reunirse". It is pronounced "ray-ooh-NEAR-say". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations