The Thread of Life

Frank Baxter

Himself

Mel Blanc

Ship's Voice (voice) (uncredited)

Don Grady

Left handed boy (uncredited)

Chet Huntley

Himself (opening narration) (voice) (uncredited)

Charles Seel

Questioner (uncredited)

Hunt for the Oldest DNA

⭐ 6.0

Inheriting Your Physical Traits

⭐ N/A

Le savant, l'imposteur et Staline : Comment nourrir le peuple

⭐ 7.3

The Journey of Man: A Genetic Odyssey

⭐ 7.2

Life Before Birth

⭐ 7.5