Bonanza (Main Character)
Played by: Michael Landon

Season 1
- Mother died when he was five years old (A Rose for Lotta)
- Mother’s name was Felicia – this is changed in later episodes to Marie (A Rose for Lotta)
- Mother was part Creole (The Julia Bulette Story)
- Wanted to marry Julia Bulette (The Julia Bulette Story)
- Wanted to marry Amy Bishop (The Truckee Strip)
- Full name – Joseph Francis Cartwright (A House Divided)
- Doesn’t like jailhouse beans (The Fear Merchants)
- Mother’s name – Marie (The Stranger)
- Wanted to marry Tirza (Dark Star)

Season 2
- Mother is Louisana French
- Likes fencing for fun (Badge of Honor)
- Went to school with Dolly Kincaid (Breed of Violence)
- Away on roundup (The Blood Line)
- Knows how to send and receive morse code (Bank Run)

Season 3
- Was freckled-faced as a child (The Storm)
- School teacher: Abigail Jones (The Wooing of Abigail Jones)

Season 4
- Age: 22 (The Actress)
- Does an impersonation of his father (The Way of Aaron)

Season 5
- Hates fish for breakfast (A Pink Cloud Comes from Old Cathay)

Season 6
- Is either directly or indirectly responsible for breaking 7 window panes (The Flapjack Contest)
- Cheats at checkers sometimes (Hound Dog)
- Went to school with Hallie Shannon (The Trap)

Season 7
- Reads the “Police Gazette” (Peace Officer)

Season 8
- Uses Bay Rum cologne (Credit for a Kill)
- Can speak Chinese (Ponderosa Explosion)
- Can wiggle his ears (Joe Cartwright, Detective)

Season 9

Season 10

Season 11

Season 12
- Likes strawberry jam (The Stillness Within)

Season 13

Season 14
- Marries Alice Harper (Forever)
| ← Ben Cartwright | Hoss Cartwright → |