Donny Most The Academy of Television Arts & Sciences Foundation Presents 02:26 Tabs Who talks about this person Tom BosleyView Interview Tom Bosley on Anson Williams and "Potsie Webber" and Donny Most as "Ralph Malph" on Happy Days 04:40 Ron HowardView Interview Ron Howard on his Happy Days co-stars Henry Winkler, Donny Most, and Anson Williams 01:06 Pat MoritaView Interview Pat Morita on Donny Most as "Ralph Malph" on Happy Days 02:10 Marion RossView Interview Marion Ross on Happy Days losing Donny Most and Ron Howard 00:52 Mark RothmanView Interview Mark Rothman on Donny Most and Anson Williams as "Ralph Malph" and "Potsie Webber" on Happy Days 02:57