Just joined the board so I don't know about the other thread but you are right about Dano! That voice is so distinct, isn't it?
Eddie Quillan was in (7) episodes of LHOTP - For the Love of Blanche; Someone Please Love Me; The In-Laws; The Return of Mr. Edwards; The High Cost of Being Right; Days of Sunshine, Days of Shadow; and To Run and Hide.
The actor who played the kid who runs and delivers the letter to Mary in The Pride of Walnut Grove is also in Angry Heart - he plays the younger Tod.
The actor who played the kid who pretends to be blind in Blind Man's Bluff was the boyfriend of Elizabeth in Rage.
The actor who played Herman in Troublemaker played Emma's boyfriend in Look Back to Yesterday.
Before he played Albert, Matthew L played a young Charles. And the actress who played Anna in The Music Box played a young Caroline.
The guy who played Stanley in To Run and Hide played Albert's father in Family Tree.
The actress who played Susan the blind girl ("I'm here! I'm here! I'm here! I'm here!" in The Wedding) played a student in Whisper Country. She was not blind in that episode, however.
In Journey in the Spring, Hersha Parady played Charles' sister or sister-in-law (can't rme
I think the worst was having Kyle Richards play Alicia Sanderson Edwards and then just a couple seasons later she was Samantha in Someone Please Love Me, then a few years later she was Alicia again in the episode where Grace kicks him out. - Oh, and Grace in this episode is played by the actress who played Ellen's uber crazy mom in My Ellen!!
The actress and actor who played mother and son in Centennial played a diff. mother and son in Harriet's Happenings.
The same actor who played a dad who lost a kid in Plague played a dad who lost a kid in Mortal Mission.
I know there're more but that's all I can think of now!!