Actinomycetes, a diverse group of bacteria, have emerged as invaluable tools in environmental remediation due to their versatile metabolic capabilities and enzymatic diversity. This chapter delves into the pivotal role of specific actinomycete species as effective environmental cleaners across various domains. Highlighting their proficiency in addressing diverse pollutants, including heavy metals, hydrocarbons, synthetic dyes, and soil contaminants, this chapter elucidates how certain species excel in specific remediation tasks. For instance, Streptomyces spp. demonstrate remarkable efficacy in heavy metal immobilization and detoxification, contributing to ecosystem restoration. Moreover, Thermobifida fusca BCRC 19214 exhibits exceptional ability to metabolize hydrocarbons, making it instrumental in combating petroleum-based pollution in aquatic and terrestrial environments. The species Streptomyces krainskii SUK-5 plays a crucial role in soil bioremediation, enhancing soil fertility and ecosystem health. By shedding light on these specific species and their environmental remediation potential, this chapter underscores the importance of harnessing actinomycetes as effective agents for sustainable environmental cleanup initiatives.