Dabbs Greer (Reverand Robert Alden)  Best remembered as Reverend Alden on &#39;Little House,&#39; Robert William &#39;Dabbs&#39; Greer was a ubiquitous supporting cast member on the small screen though he was later typecast as a minister, performing marriages on &#39;The Dick Van Dyke Show&#39; and &#39;The Brady Bunch,&#39; and healing the cast of &#39;Picket Fences.&#39; Most recently, in 1999, he appeared in &#39;Green Mile&#39; as the older version of Tom Hanks. He died in 2007, having suffered from a kidney and heart ailment.