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Bill Mumy Facts: Bio, Age, Height, Weight, Family and Net Worth

Last Updated on March 7, 2025: By Mercy Chumba

Bill Mumy Biography

Bill Mumy is an American Actor, Writer, Producer, and Musician born and brought up in San Gabriel, California, United States. He came to prominence in the 1960s as a child actor whose work included television appearances on I Dream of Jeannie, The Twilight Zone, Alfred Hitchcock Presents, and Bewitched, and a role in the film Dear Brigitte, followed by a three-season role as Will Robinson in the 1960s sci-fi series Lost in Space.

Later, Mumy emerged as lonely teenager Sterling North in the film Rascal (1969) and Teft in the film Bless the Beasts and Children (1971).

10 Quick Facts About Bill Mumy

Here is a list of 10 facts about Mumy


  • Name Charles William “Bill” Mumy, Jr.
  • Age: 71 Years Old
  • Birthday: February 1
  • Height: 5 feet 7 inches (1.70 m)
  • Birth sign: Aquarius
  • Nationality: American
  • Occupation: Actor, Writer, Producer, and Musician
  • Marital Status: Married
  • Salary: Not Available
  • Net Worth: $10 Million

Bill Mumy Age

Mummy is 71 years old, he was born on February 1, 1954, in San Gabriel, California, United States. He celebrates his birthday on February 1 every year, and his birth sign is Aquarius.

Bill Mumy Height

Bill Mumy stands at a height of 5 feet 7 inches (1.70 m). 

Bill Mumy Weight

Mumy has a moderate weight. His weight and other body measurements are publicly not available. We will update this section once the information is available.

Early Life and Education

Born on February 1, 1954, in San Gabriel, California, United States, Mumy started his professional career at age seven and has worked on more than four hundred television episodes, eighteen films, different commercials, and scores of voice-over projects. He has also worked as a songwriter, recording artist, writer, and musician.

Having graduated from high school, Bill went into early retirement as an actor and sought a musical career as a singer, songwriter, guitarist, and composer. He focused on recording and touring with Redwood, one of several rock bands he sang and played with during the 70s and 80s.

Rise to Fame and Breakthrough Moment

  • Mumy gained fame in the 1960s when he started his career as a child actor with notable television appearances on iconic shows such as Bewitched, I Dream of Jeannie, The Twilight Zone, and Alfred Hitchcock Presents.
  • Also, his breakthrough came with a three-season portrayal of Will Robinson in the CBS sci-fi series Lost in Space.

Major Achievements and Contributions

  • Mumy performed the role of Lennier in all five seasons of the sci-fi TV series Babylon 5 in the 1990s and narrated the Emmy Award–winning series Biography.
  • He is also known for his musical career as a composer, guitarist, singer, and songwriter: he is an Emmy nominee for original music in Adventures in Wonderland (1992).
  • He has written as well as co-created many comic books, television series, and stories. He wrote for Marvel Comics, Dark Horse Comics, DC Comics, and Pocket Books. The stories he co-wrote include well-known titles as “The Hulk”, “Spider-Man”, and “Clive Barker’s Hellraiser.”

Personal Life

Bill Mumy Family, Parents

Mumy was born in San Gabriel, California, as the son of Charles William Mumy (father), a cattle rancher, and Muriel Gertrude Mumy (mother).

Bill Mumy Siblings

Any information about Mumy’s siblings is not publicly available. It is publicly not known whether he has siblings or not. We will update this section once the information is available.

Bill Mumy Wife

Mumy is currently married to Eileen Mumy, an Instructor. The couple did their wedding in 1986, and together, they are blessed with two children, Liliana Mumy, their only daughter born in 1994, and Seth Mumy, born in 1989.

Bill Mumy Children

Mumy, together with his wife Eileenn, are proud parents of two children: a daughter named Liliana Mumy, who is an Actress, and a son named Seth Mumy, who is also an Actor.

Bill Mumy Net Worth

Bill Mumy has an estimated net worth of $10 million dollars. This includes his assets, money, and income. His primary source of income is his career as an Actor, Writer, Producer, and Musician. Through his various sources of income, Bill has been able to accumulate good fortune but prefers to lead a modest lifestyle.

Facts: Everything You Need to Know About Bill Mumy

Here are some interesting facts you should know about Mumy.

Bill Mumy Photo
Bill Mumy Photo

Bill Mumy Bio.

  • Full Names: Charles William “Bill” Mumy, Jr.
  • Popular As: Bill Mumy
  • Gender: Male
  • Occupation / Profession: Actor, Writer, Producer, and Musician
  • Nationality: American
  • Race / Ethnicity: White
  • Religion: Not Available
  • Sexual Orientation: Straight

Birthday

  • Age / How Old?: 71 Years Old
  • Zodiac Sign: Aquarius
  • Date of Birth: February 1, 1954
  • Place of Birth: San Gabriel, California, United States
  • Birthday: February 1

Body Measurements

  • Body Measurements: Not Available
  • Height / How Tall?: 5 feet 7 inches (1.70m)
  • Weight: Moderate
  • Eye Color: Blue
  • Hair Color: Blonde
  • Shoe Size: Not Available

Family and Relationship

  • Father (Dad): Charles William Mumy
  • Mother: Muriel Gertrude Mumy
  • Siblings (Brothers and Sisters): Not Available
  • Marital Status: Married
  • Wife/Spouse: Married to Eileen Mumy
  • Dating / Girlfriend: Not Applicable
  • Children: Not Available

Net Worth and Salary

  • Net Worth: $10 million
  • Salary: Not Available
  • Source of Income: Actor, Writer, Producer, and Musician

Lost in Space

Mumy starred as Will Robinson in Lost in Space. Lost in Space was an American science fiction television series created and produced by Irwin Allen, which originally aired between 1965 and 1968 on CBS. Lightly dramatic, sometimes comedic in tone, the series was inspired by the 1812 Johann David Wyss novel The Swiss Family Robinson.

Babylon 5

Mumy starred as Lennier in Babylon 5. Babylon 5 was an American space opera television series created by writer and producer J. Michael Straczynski, under the Babylonian Productions label, in association with Straczynski’s Synthetic Worlds Ltd. and Warner Bros. Domestic Television.

Contacts

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About InformationCradle Editorial Staff

This Article is produced by InformationCradle Editorial Staff which is a team of expert writers and editors led by Josphat Gachie and trusted by millions of readers worldwide.

We endeavor to keep our content True, Accurate, Correct, Original and Up to Date. For complain, correction or an update, please send us an email to informationcradle@gmail.com. We promise to take corrective measures to the best of our abilities.

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