The original cast members have all passed on now. Lorne Greene in 1987, Dan Blocker in 1972, Michael Landon in 1991 and the last to go was Pernell Roberts in 2010. Even Hop Sing has passed on to his reward.
Dan Blocker
YES
Lorne Greene.
After an active career in the 1970's Mitch Vogel withdrew from acting and now lives a quiet life in Southern California.
Below is a link to the full cast and crew of the Bonanza episode The infernal Machine.
If you mean Hoss Cartwright, it was only one actor who played the part. He was Dan Blocker. His son was a member of the cast in the show Black Sheep Squadron.
YES
Lorne Greene.
Eric Idle
After an active career in the 1970's Mitch Vogel withdrew from acting and now lives a quiet life in Southern California.
Below is a link to the full cast and crew of the Bonanza episode The infernal Machine.
The cast was all adults, no children.
The cast of Cash Bonanza - 2001 includes: Larry Emdur as Himself - Host
If you mean Hoss Cartwright, it was only one actor who played the part. He was Dan Blocker. His son was a member of the cast in the show Black Sheep Squadron.
The cast of Bonanza Roulette - 2013 includes: Brad Lee Vaude as Bad Guy
Dead. All of the cast has been dead for many years. I met him on a visit to the Bonanza ranch set that they had years ago.
The cast of The Blackwaters Bonanza - 2008 includes: Geriant Ellis as Leo Jason Savin as Dad
The cast of Baby Bonanza - 2012 includes: Samantha Mitchell as Baby Erik Mitchell as Dad