Sea Hunt: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! Sea Hunt Adventure, Action – 9/23/61 United States GeneralEpisodesCastCharactersGallery Cast See full cast → Lloyd Bridges as Mike Nelson Lloyd Bridges as Mike Nelson Lloyd Bridges as Mike Nelson Ken Drake as Alfonso Courtney Brown as Guard Jan Harrison as Betty Rainard William Boyett as Asst. DA Dick Probert as Dick Talbot Russ Conway as Chief Leonard Nimoy as Hoya - Saboteur Frank Warren as Crew Member Zale Parry as Female Scuba Diver John Zaremba as Charlie Keller Ross Elliott as USCG Lt. Dave Tulley A.G. Vitanza as Bartender Anthony George as Elias Storm Lisa Gaye as Ann Barry