After having an unfiltered look into Nick Reiner's rocky sobriety journey over the years, addiction podcast host Dave Manheim is shedding light on his public decline - and their surprising falling out over Rob Reiner. The "Dopey" podcast host spoke out after recording numerous episodes with Nick since 2016. "He was young and smart and handsome and new in recovery, and I was very excited to have him on our show because I was such a fan of Rob Reiner," Manheim told The Hollywood Reporter on Tuesday, December 16. "I could relate to his stories.