Kadro (16)
Jay O. SandersNarrator
Kerstin PerezSelf
Chamkaur GhagSelf
Neta BahcallSelf
Clifford V. JohnsonSelf
Adam RiessSelf
David KaiserSelf
Morgane KönigSelf
Jason RhodesSelf
Susan MullallySelf
Alexandra AmonSelf
John Asher JohnsonSelf
Vera RubinSelf (archive footage), Self (archive sound)
Risa WechslerSelf
Jaco de SwartSelf
Alina KiesslingSelf