With the recent success of Lock Up and Tango and Cash , at the start of the 1990s Stallone starred in the fifth installment of the Rocky series Rocky V which was considered a box office disappointment and was also disliked by fans because it seemed like an unnecessary movie to the series . With the then recent success of Lock Up and Tango and Cash , at the start of the 1990s Stallone starred in the fifth installment of the Rocky franchise Rocky V which was considered a box office disappointment and was also disliked by fans as an unworthy entry in the series .