American actor and former professional football player (1939–2017) who played Calvin Hudson, Sisko's old friend turned Maquis leader, in the two-part Deep Space Nine story The Maquis.
Bernie Casey was an American actor, painter and poet who played in the National Football League for the San Francisco 49ers and Los Angeles Rams before taking up acting. His films include Brian's Song, Never Say Never Again, Revenge of the Nerds, I'm Gonna Git You Sucka and Bill and Ted's Excellent Adventure.
In Deep Space Nine he plays Lieutenant Commander Calvin Hudson in The Maquis, Part I and Part II. Hudson is the Starfleet attaché to the Federation colonies in the Demilitarised Zone and a friend of Sisko's since their early careers.
Sisko discovers that Hudson has joined the colonists' armed resistance, and the story ends with Sisko letting him escape rather than destroy his ship.