Complex sentence: Judith has gotten no satisfaction from Sgt. Martin (Jim Davis) and says she is going to investigate on her own and does so, attracting the attention of biker Rico (Russ Tamblyn) and his gang.
Split into simpler sentences: Judith has gotten no satisfaction from Sgt. Martin (Jim Davis). She says she is going to investigate on her own and does so, attracting the attention of biker Rico (Russ Tamblyn) and his gang.