Dish Of Salt: Josh Radnor - It Was 'Amazing' Having John Lithgow On 'How...

Dish Of Salt: Josh Radnor - It Was 'Amazing' Having John Lithgow On 'How I Met Your Mother'

While promoting his new movie, “Happythankuoumoreplease,” Josh Radnor chats with AccessHollywood.com’s Laura Saltman about John Lithgow guest starring on his CBS series, “How I Met Your Mother,” as Barney’s long lost father.