Fox 11 photographer Joab Perez was also struck by the vehicle.
Eisner sustained a gash on his right hand, a knee fracture, and “serious and painful” back spasms. Photos on Facebook showed him wearing a leg brace and a handwrap.
“But, I will get over this. One of the best meds has been your caring and outreach! Thank you for your love and support! Hugs!”
Police said the driver of the vehicle drove his SUV the wrong way and ran off the road, The crash occurred along the Walk of Fame near the well-known intersection of Hollywood Boulevard and Highland Avenue.
Two other people injured were tourists from Washington, Moore said. One had severe injuries with broken ribs and a broken leg, while the other had moderate injuries with lacerations and abrasions.
