Recurring Guest Characters Diane Benscoter 5 guest appearances Lola Blanc 5 guest appearances Christopher Johnston 4 guest appearances Rachel Bernstein 4 guest appearances Amanda Montell 4 guest appearances Janja Lalich 4 guest appearances Yulanda Williams 3 guest appearances Asha Rangappa 3 guest appearances Ivor Davis 2 guest appearances Jeff Guinn 2 guest appearances Maria Konnikova 2 guest appearances Dianne Lake 2 guest appearances Will Allen 2 guest appearances David Taylor 2 guest appearances Kimiaki Nishida 2 guest appearances Julia Scheeres 1 guest appearances Herbert Newell 1 guest appearances Vera Cheiffo 1 guest appearances Radhia Gleis 1 guest appearances Benjamin Zeller 1 guest appearances ⇤ « 1 2 » ⇥