Guest Stars Katie Aselton as Amy Haller Molly Hagan as Laura Seamus Dever as Don Eichman Co Starring Noah Hegglin Houben as David (Infant) Tobias Austen as David (Infant) Luke Roessler as David (6-8 yrs) Brad Mann as Rudy Alex Mulgrew as David (16 yrs) Jacob Hoppenbrouwer as David (10-12 yrs) Kirby Morrow as Benny Will Pinson Rose as Droog #1 Biff Yeager as Thinking Man #2 Hank Chen as Ryan Michael Broderick as D3 Commander Christopher Collins as Wall Street Frat Boy Chrissy Bonilla as Naked Woman Phillip E. Walker as Store Manager Valentina Izumi as David's Wife Leah Gold as David's Daughter Alexander Leeb as Whispering Lawyer Lawrence Novikoff as Thinking Man #1 Vladimir Sizov as Body Guard Kent Faulcon as Vern Malone / Cop #2 Josh Brodis as Tweaker Bill Tzef Montana as Naked Man Bryce J. Ramos as Cop #1 Tony Nunes as Droog #2 Karibel Rodriguez as Cynthia Kalias Aka as David's Son