The episode features several recurring characters and notable guest stars:
: Ryan Stiles ( Herb Melnick ), D.B. Sweeney ( Larry ), and Clark Duke ( Barry ). Where to Watch Watch Two And a Half Men S12E04
: Plays Kathy , the prospective birth mother. D.B. Sweeney ( Larry )
: Available for streaming in certain regions like the UK and Ireland. Watch Two And a Half Men S12E04
The episode focuses on Walden Schmidt and Alan Harper’s high-stakes attempt to adopt a child while maintaining their "gay marriage" charade for the adoption agency.