In the 1980s, he co-starred with one of his Search for Tomorrow co-stars, Rick Lohman (who had played his grandson, Gary Walton) in a short-lived sitcom, called Phyl and Mikhy. Larry played Max Wilson, the father of Phyllis Wilson Orloff (Murphy Cross), who was married to Mikhy Orloff.
After the cancellation of Search for Tomorrow, he briefly joined the cast of another NBC/Procter and Gamble serial, Another World. He was later in the cast of Agnes Nixon's Loving.
Haines died on July 17, 2008. He was predeceased by his former wives, Gertrude Haines and Jean Pearlman Haines as well as by his only daughter, Debora Haines.