Recurring Guest Characters Matt Amodio 13 guest appearances Mattea Roach 13 guest appearances James Holzhauer 13 guest appearances Amy Schneider 11 guest appearances Andrew He 9 guest appearances Sam Buttrey 8 guest appearances Victoria Groce 3 guest appearances Yogesh Raut 3 guest appearances Jason Alexander 1 guest appearances Diane Warren 1 guest appearances Dominique Ansel 1 guest appearances Jennifer Shahade 1 guest appearances Hans Zimmer 1 guest appearances Padma Lakshmi 1 guest appearances Ada Limón 1 guest appearances Neil deGrasse Tyson 1 guest appearances Michael J. Fox 1 guest appearances