Future sci-fi writer appeared with his father, the Shakespearean actor Fritz Leiber, in RKO's The Hunchback of Notre Dame (1939).
His son, Justin Leiber, was born in 1938.
Received the Hugo Award in 1970 for his novella "Ship of Shadows".
Won eight Hugo Awards (two for the novels 'The Big Time' (1958) and 'The Wanderer' (1964) and two Nebulas, these being the most prestigious awards given in the science fiction field.