Bill Mumy

Perry Mason

Miles

Saturday Night Live

Art Barnes (uncredited)

Star Trek: Deep Space Nine

Kellin

The Twilight Zone

Young Pip

The Twilight Zone

Billy Bayles

The Twilight Zone

Anthony Fremont

Batman: The Animated Series

The Fox (voice)

The Alfred Hitchcock Hour

Tony Mitchell

Bewitched

Michael

Diagnosis: Murder

Parker Craddick

The Fugitive

David Taft

Babylon 5

Lennier

The Loud House

Timothy Mccole

Wagon Train

Toddy

Crossing Jordan

Paper Shredder Operator

Dr. Kildare

Jeffey

Have Gun, Will Travel

Little Boy at Carlton Hotel

Matlock

Dr. Irwin Bruckner

The Rockford Files

Trask

The Virginian

Willy

Lost in Space

Will Robinson

Ben 10: Ultimate Alien

Agent Bryson (voice)

The Ren & Stimpy Show

I Dream of Jeannie

Custer

Ben Casey

The Munsters

Lost in Space

Dr. Zachary Smith

Lost in Space

Real Dr. Smith

The Jack Benny Program

Little Boy Who Weighs Himself

What's New, Scooby-Doo?

Harry Noze (voice)

Buzz Lightyear of Star Command

Eon (voice)

The Flash

Roger Braintree

Alfred Hitchcock Presents

Mickey Hollins

Alfred Hitchcock Presents

Jackie Chester

The Twilight Zone

Anthony Fremont

Lancer

Space Ghost Coast to Coast

Comic Book: The Movie

Bill Mumy

Bravest Warriors

Ralph Waldo Pickle Chips

Double Trouble

Bob

Rascal

Sterling North

Papillon

Lariot

A Ticklish Affair

Alex Martin

Vacation Playhouse

Chris Williams

Superboy

Space Command Redemption

Greg Mazzey

Going My Way

Ringers: Lord of the Fans

Self

The Wonderful World of Disney

Freddy Gray

The Wonderful World of Disney

Petey Loomis

The Greatest Show on Earth

Jeff

The Eleventh Hour

Holly Hobbie and Friends: Surprise Party

Bud Morris (voice)

The D-Con Chamber

Self

Sunshine Christmas

Weaver

Twilight Zone: The Movie

Tim

Kraft Mystery Theatre

Sunshine

Weaver

National Velvet

Letter to Loretta

Jimmy Harrison

Letter to Loretta

Rennie

Captain America

Young General Fleming

The Weird Al Show

Toon In with Me

Self

Sunshine

Weaver

Derailroaded

Self

The Steven Banks Show

Billy Mumy

Space Cases

A Bewitched Christmas

Michael (as Billy Mumy)

Holly Hobbie and Friends: Christmas Wishes

Bud Morris / Judge #1 (voice)

Holly Hobbie & Friends

Bud Morris (voice)

Babylon 5: The Road Home

Lennier (voice)

Zabagabee

Art Barnes

General Electric Theater

Buzz

Wild in the Streets

Boy (uncredited)

Look, Up in the Sky! The Amazing Story of Superman

Self

Three Wishes

Neighbor

A Child Is Waiting

Child

Tammy Tell Me True

Neil Bateman

A.I. Assault

Major Keith

Dear Brigitte

Erasmus 'Ras' Leaf

What We Left Behind: Looking Back at Star Trek: Deep Space Nine

Self

TVography

Lost In Space Forever

Self (also archive footage)

Palm Springs Weekend

Boom Boom Yates

For the Love of Willadean

Freddy Gray

Boom! Hollywood's Greatest Disaster Movies

Self - Host

Bless the Beasts & Children

Lawrence Teft

The Face is Familiar

Narrator

Larry 'Wild Man' Fischer

Self

Hard to Hold

The James Roberts Band - Keyboard

The Monkey Prince

Sam (voice)

Sammy, the Way-Out Seal

Petey Loomis

Underground Adventure

Sam (voice)

The Wizard of Baghdad

Aladdin

The Rockford Files: Backlash of the Hunter

Nick Butler

Lost in Space - No Place to Hide

Will Robinson

Fish Heads

Behind the Dementia

himself

The Fantasy Worlds of Irwin Allen

Self - Host

Attack of the 50 Foot Monster Mania

Narrator