. >> gary mclarty was a very respected, successful stuntman in hollywood. >> gary mclarty did the stuntu? >> that somebody at night could come in while she was sleeping, and somebody could go in there and dispose of her. he said he wanted to pay $10,000. >> the other stuntman is ronald "duffy" hambleton, whose most famous stunt was in a george lucas movie called "thx 1138." >> we wanted to know basically what it would cost for my services. obviously i had no intention of giving him a figure. >> today, blake's attorney thomas mesereau continued to try to break the credibility of the witnesses. >> my strategy was to thoroughly eviscerate them on videotape. we discovered that there was a history of drug abuse with the two stuntmen. >> you've used cocaine for years, true? >> not years, i have used it. >> when did you last use it? >> a few months. >> didn't you say this morning you never did any drugs? >> i've experimented with drugs, and i've used regular store bought drugs, those prescribed. >> is methodrine a prescription drug? >> it possibly could be. i don't know. >> did you get it with