Christine Duncan

Kevin Hand

Kevin Hand

饰：Self

Rob Knight

饰：Self

Beth Shapiro

Jill Tarter

饰：Self

Sebastian Thrun

饰：Self

Doug Vakoch

Andre Fenton

饰：Self - Co-Host

Rodney Brooks

David Charbonneau

饰：Self

Drew Endy

Jason Kalirai

饰：Self

Sara Seager

饰：Self

Seth Shostak

饰：Self