Appearances

Title	Role	Year	Approx. Age
Lost in Space Forever	Himself	1988	34
Twilight Zone the Movie	Tim	1983	29
Bless the Beasts and the Children	Teft	1971	17
Rascal	Sterling North	1969	15
Lost in Space, Complete Seasons 1, 2, 3	Will Robinson	1965	11
Dear Brigitte	Erasmus 'Ras' Leaf	1965	11
Fun with Ozzie and Harriet	unknown	1964	10
For the Love of Willadean	Freddy	1964	10
Sammy the Way Out Seal	Pete	1962	8
The Twilight Zone, Billy Mumy Episodes	Anthony	1961	7

Along with his most impressive list of television/film credits, Billy Mumy is also a very talented well-known musician, songwriter, recording artist, as well as writer. And is a regular contributor to DC and Marvel Comics creating the series "The Comet Man", "The Dreamwalker" graphic novel, and Dark Horse Comics' "Trypto, The Acid Dog" with Miguel Ferrer.

Billy started in show business as a child TV actor: Dennis the Menace (1960), Dr. Kildare (1963), three episodes of Alfred Hitchcock Presents (1961-1962), Perry Mason (1963), Ozzie & Harriet (1964), but he may be best rememberered for his Twilight Zone episodes (1961-1962) and as Will Robinson in The Lost in Space Tv show (1965-1969).

As a teen his feature film credits include Rascal (1969) and Bless the Beasts & Children (1971). Was the original choice to play "Eddie Munster," in the cult 1960s TV series The Munsters" (1964). However, his parents did not approve of the makeup young Bill would have to wear for the role. He is father to actors Seth Mumy and Liliana Mumy.