Goin' South starred an actor who was a cast member on what show? 
Goin' South: Goin' South is a 1978 American western-comedy film, directed by and starring Jack Nicholson, with Mary Steenburgen, Christopher Lloyd, John Belushi, Richard Bradford, Veronica Cartwright, Danny DeVito and Ed Begley, Jr. John Belushi:  Belushi is best known for his "intense energy and raucous attitude" which he displayed as one of the seven original cast members of the NBC sketch comedy show "Saturday Night Live" ("SNL").
"Saturday Night Live"