Brett (Noah Blake) marries Mary (Lauri Hendler); the Hendersons search the woods for a home for Harry and Yetta (Brian Steele, David Sawyer).
A publisher rejects George's book about Harry.
Brett must choose between two women.
George's Scottish Uncle Mac leaves him a castle.
Ernie hides from Nancy his friendship with a 16-year-old.
Ernie and Harry find a book of sorcery.
George and Ernie think they have found an ancient campsite.
George disapproves of Sarah's choice of college.
Pollution comes from an advertiser's construction site.
George's article about Harry leads to a boycott of "A Better Life."
Sarah stars in "Beauty and the Beast" opposite Harry.
Nancy finds a mouse in the house.
Murder-witness Harry becomes a target.
Harry sees a philanthropist commit murder.
A documentary on Harry demeans the family.
George and Harry are hospital roommates.
Sarah falls for a French anthropologist who comes to study Harry.
A woman claims to be Brett's wife.
To gain acceptance, Ernie arranges for Harry to be his school mascot.
Nancy stars in a commercial.
George's brother Carl builds a shrine to Harry.
Harry's fame attracts tourists.
The media and an animal control officer discover Harry.
Harry brings home an old Bigfoot to join the Henderson family.
Nancy (Molly Cheek) doesn't approve of her mother's (Marian Mercer) transformation into a younger-acting, more carefree woman.
Brett (Noah Blake) marries Darcy's Albanian housekeeper (Chelsea Madison Ciu) to prevent her deportation.
George (Bruce Davison) devises a plan for Harry (Dawan Scott) to run for city councilman.
Nancy's (Molly Cheek) friend Lorraine (Alaina Reed Hall) arrives from New York with her 13-year-old nephew, Richie (Cleandre Norman).
Nancy alienates both her best friend and her daughter when she substitutes for the vice principal of Sarah's high school.
Darcy's parents send her to a psychiatrist when she tells them that the Hendersons have a bigfoot living with them.
A local businessman (Dick Sargent) makes a very generous offer to buy the magazine. With Bruce Davison.
George's cousin Melvin becomes an outlaw after stealing $1,500 to restore the trout population in a lake his employer's company has polluted.
Harry and George develop outside interests.
Nancy takes a second job to finance Sarah's 16th birthday party and discovers her boss has a wild chimp for a pet.
Sarah tells her boyfriend about Harry.
A baby left on the Hendersons' doorstep gives Brett (Noah Blake) a taste of what it's like being a father.
Harry suddenly begins bringing animals and plants into the house and otherwise acting strangely.
Harry's unique way of taking Ernie's IQ test has them both labeled as geniuses. Stars Dawan Scott as Harry.
On George and Nancy's (Bruce Davison, Molly Cheek) 20th anniversary, someone steals their sterling silver. With Noah Blake.
Nancy (Molly Cheek) takes over as coach of Ernie's (Zachary Bostrum) baseball team and learns that winning is not everything.
Brett gives Ernie a parrot, and Harry sets it loose in the back yard.
Harry and Brett fight over a primitive love mask that Brett thinks he needs in order to find romance.
When George (Bruce Davison) quits his job to start a magazine, Sarah and Ernie (Carol-Ann Plante, Zachary Bostrum) get jobs to help make ends meet.
George (Bruce Davison) takes steps to realize his youthful dream of being a writer after a spiritual reawakening. With Noah Blake, Molly Cheek.
When Nancy's brother (Noah Blake) moves in, he moves Harry's belongings out and nearly gets George (Bruce Davison) fired at work.
The Hendersons' neighbor, Dennis Smith (Rob Monroe), plans to become rich by exposing Harry as a real Bigfoot. Stars Bruce Davison, Molly Cheek.
Burglars (Andrew Hill Newman, Pat Millicano) break into the Henderson home, kidnap Harry (Dawan Scott) and hold him for ransom.
Pregnant Aunt Emily comes for a visit.
Sarah (Carol-Ann Plante) has an eye-opening experience when she is chosen to sing with a blind schoolmate (guest star Robert F. Smith). Alaina Reed Hall also guest stars.
Harry's appearance during a camping trip gives the guys a chance to get back at George's obnoxious co-worker.
As the Hendersons prepare for Harry's birthday party, they recall some of the past year's highlights.
Ernie (Zachary Bostrum) fears Harry (Kevin Peter Hall) may become the new mascot for the Dallas Cowboys cheerleaders.
Samantha decides to break the story of Harry on her news program.
Harry (Kevin Peter Hall) becomes a wrestler to help Sarah (Carol-Ann Plante) raise money to save an injured sea lion.
A monster-movie director (Pat Morita) wants Harry for a movie.
A pet psychic (Michael Winslow) is consulted when Harry (Kevin Peter Hall) hides Nancy's (Molly Cheek) diamond ring.
Harry (Kevin Peter Hall) buries a fur coat belonging to a football player's wife (Connie Ray). Guest star: Tim Rossovich.
Harry (Kevin Peter Hall) befriends a homeless man (Tom Poston) who reveals that he built the Henderson's house.
A bully (Aeryk Egan) steals Ernie's (Zachary Bostrum) special pair of sneakers needed by George (Bruce Davison) for a presentation.
An embittered anthropologist (Nan Martin) is asked to help when Harry (Kevin Peter Hall) appears to be dying.
Harry (Kevin Peter Hall) and an American Indian medicine man (Nick Ramus) cure George's (Bruce Davison) injured knee.
The family protests an animal-research lab.
A British explorer wants to bag Harry.
George's and Ernie's (Bruce Davison, Zachary Bostrum) attitudes differ over a father-son baseball game. Guests: Ken Griffey Sr., Ken Griffey Jr.
A local congressman's (Steve Landesberg) aid is sought when Harry's (Kevin Peter Hall) habitat is found destroyed.
George and Nancy (Bruce Davison, Molly Cheek) want to return a healed Harry (Kevin Peter Hall) to his forest home.
Harry runs away after feeling unwanted in the Henderson home.
The Hendersons juggle their daily routines to baby-sit Harry.
A family returning from vacation accidentally hits a Bigfoot and brings it home. With Bruce Davison, Molly Cheek, Kevin Peter Hall.