A clutch of thesps have inked to appear in writer-director Matt Williams’ indie “Walker.”Inking deals to star alongside topliner Jason Patric are Drea de Matteo (“The Sopranos”), KaDee Strickland (“Fever Pitch”), Sam Shepard and Bruce Dern. Pic is produced by Williams in association with Persistent Entertainment’s Matthew Rhodes and Judd Payne. Principal photography begins next week. Williams co-wrote the script with Alex Paraskevas. Story, set in 1957, concerns a small-town charmer (Patric) who is forced to make difficult decisions in his fight to save his two daughters. De Matteo will play his ex-wife. Strickland plays Patric’s love interest, Dern his surrogate father and Shepard an opportunistic hustler.