TV series
The Lionhearts is an animated series from MGM that aired on Saturday and Sunday mornings in syndication from 1998 to 2000.
Availability
The Lionhearts premiered September 19, 1998. We don't have a confirmed streaming, rental or purchase option yet.
The Lionhearts is an animated series from MGM that aired on Saturday and Sunday mornings in syndication from 1998 to 2000.
Choose an episode, then use the watch options above for the show.
Episode 1
Kate and Spencer are not enjoying their weekend with their parents. Advice from Leo's father helps him sort out their troubles to make their weekend fun.
Directed by Byron VaughnsWritten by Ruth BennettGuest stars Joe Pantoliano, Harve Presnell, Betty White
Episode 2
Leo takes his family out camping in Dirk Flannery's Sharkmobile, but get locked outside the car, forcing them to use some survival skills for a camp out.
Directed by Byron VaughnsWritten by Rick GitelsonGuest stars Joe Pantoliano, Kathy Ireland, Wallace Shawn
Episode 3
Leo's relaxation time is interrupted by the arrival of Lana's clown friends. Then Leo tries to convince his clown-hating neighbors to respect them.
Directed by Byron VaughnsWritten by Greg AntonacciGuest stars Joe Pantoliano, Betty White, Wallace Shawn, Tom Arnold, Andrea Martin
Episode 4
Directed by Byron VaughnsWritten by Peter HunzikerGuest stars Harve Presnell
Episode 5
A remark from Hank leads Leo to believe that he is starting to lose his mane with age. Spencer tries to convince Kate to help him join the school chorus, who are getting tickets to see his favorite rock band, Isaac Iceberg and the Titanics.
Directed by Byron VaughnsWritten by Joanne PagliaroGuest stars Joe Pantoliano, Betty White, Flea, Richard Kind, Jeffrey Tambor
Episode 6
Kate must write the perfect poem to be the best and smartest student in the class, but she loses it accidentally after it turns out to be one of Spencer's songs, and Kate has to confess the truth about her missing poem.
Directed by Byron VaughnsWritten by Dietrich SmithGuest stars John O'Hurley, Ben Stein
Episode 7
Directed by Byron VaughnsWritten by Ruth BennettGuest stars Harve Presnell
Episode 8
Directed by Byron VaughnsWritten by Bill BraunsteinGuest stars Harve Presnell
Episode 9
Directed by Byron VaughnsWritten by Greg AntonacciGuest stars Joe Pantoliano, Betty White, Wallace Shawn, Karl Malden
Episode 10
Leo must lose 10 pounds and remove a piece of his gray mane in order to prevent Leonardo Bartholomew, MGM's hottest actor, from taking his place for MGM's 75th anniversary gala.
Directed by Byron VaughnsWritten by Rick GitelsonGuest stars Harve Presnell, Betty White, Wallace Shawn, Jeffrey Tambor
Episode 11
Directed by Byron VaughnsWritten by Ruth BennettGuest stars Harve Presnell, Tom Arnold, Jeffrey Tambor, Michael Jackson
Episode 12
Directed by Byron VaughnsWritten by Mark Bennett, Ruth BennettGuest stars Harve Presnell, Michael Jackson
Episode 13
Directed by Byron VaughnsWritten by Mark Bennett, Ruth BennettGuest stars Harve Presnell, Michael Jackson
Episode information updated Sep 21, 2026
Available now in United States
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William H. MacyLeo (voice)
Peri GilpinLana (voice)
Natasha SlaytonKate (voice)
Cameron FinleySpencer (voice)
Joe Pantoliano(voice)
Harve Presnell(voice)
Betty White(voice)
Metro-Goldwyn-Mayer AnimationUnited States