Guest Stars Aya Cash as Joan Simon Jake Lacy as Ron Peter Scolari as Mel Lin-Manuel Miranda as Roy Scheider Kelcy Griffin as Debbie Allen Co Starring Chandler Head as Nicole Fosse Juliet Brett as Nicole Fosse Ari Brand as Danny Paloma Garcia-Lee as Adrienne Peter Chursin as Christopher Chadman Matt Wall as Fred Ebb Adrienne Lovette as Diniz Stephen Plunkett as Paul Grantner Aaron Krohn as Henry Sean Patrick Doyle as Michael O'Haughey Lindsay Nicole Chambers as Leland Palmer Jeff Blumenkrantz as Lonnie Tyler Hanes as Jerry Orbach Meredith Garretson as Bridget Hadley Robinson as Caroline Ryan Avalos as Sam Austyn Johnson as Erzsebet Foldi Wyatt Cirbus as Sean Fosse Henry Dammacco as Leif Fosse Aurora Leonard as Phoebe Jim Ferris as Casting Director Sean Fosse as Production Assistant Amy Justman as Adult Nicole Landen Lomot as Noah Fosse David Rowen as LA Theatre Pianist
