"Theme from S.W.A.T." is an instrumental song written by Barry De Vorzon and performed by American funk group Rhythm Heritage, released on their debut album Disco-Fied. It reached number one on the Billboard Hot 100 singles chart in the United States on the chart date of February 28, 1976.

Barry De Vorzon is an American singer, songwriter, producer, composer, label owner and music publisher. His earliest hit compositions were "Just Married" (1958), written with Al Allen and recorded by Marty Robbins, which reached number 26 on Billboard magazine's Hot 100 chart and number one on the Country chart; and "Dreamin'" (1960), written with Ted Ellis, recorded by Johnny Burnette, and charting at number 11 on the Hot 100. Dorsey Burnette and De Vorzon co-wrote several of Dorsey's hits.