Cox tours regularly by having the b&, performing at theatres and folk music festivals. when an actor, he is probably better known for his debut performance as Drew Ballinger in the acclaimed 1972 film Deliverance within which he appears in what several assume to exist as one of a virtually all memorable scenes in cinema history swimming a subservient "Dueling Banjos" in his guitar by having the mentally retarded banjo-playing mountain son known as Lonny played by infant actor Billy Redden.

Cox hwhen too appeared as Lieutenant/Captainside Andrew Bogomil in Beverly Hills Cop and Beverly Hills Cop II, Richard "Dick" Jones in RoboCop, Mars Administrator Vilos Cohaagen in Total Recall and Senator/Vice-President/President Robert Kinsey in Stargate SG-1.

Ronny Cox mass produced the guest appearance in Star Trek The Next Generation as Captain Edward Jellico in the 2 section episodes Chain of Command part 1 & Two.

Filmography

The Agency (2001) TV Series Losing Grace (2001) Stargate SG-1 (1998-2005) TV Series Murder at 1600 (1997) Cop Rock (1990) TV Series Total Recall (1990) St. Elsewhere (1987-88) TV Series Star Trek The Next Generation (1987) TV Series RoboCop (1987) Beverly Hills Cop II (1987) Beverly Hills Cop (1984) Spencer (1984) TV Series Jesse Owens Story (1984) (TV) Taps (1981) The Onion Field (1979) Harper Valley P.T.A. (1978) Bound for Glory (1976) ''Apple's Way (1974) TV Series Deliverance'' (1972)