Dennis Patrick

as Father O'Hara

as Archibald Blair

as Benjamin (1 episode)

as Mahlon Tisdale (2 episodes)

as Clay Jennings (2 episodes)

as Dr. Paul Derwin (1 episode)

as (segment "The Girl I Married") (1 episode)

as Charlie Pope

as Dexter Baxendale (1 episode), as Dr. Robert Markle (1 episode)

as Mr. Collins (1 episode)

as Duncan Harlow (1 episode)

as Dave Marsh

as Admiral Danforth (1 episode), as Duncan Wells (1 episode), as Chuck Williams (1 episode)

as Selwyn / General Treeves (2 episodes)

as Dr. Bowers

as Wilbur Marcus (3 episodes)

as Wade Holt

as Thomas Alva Edison

as Vaughn Leland (10 episodes)

as Theodore Chandler (1 episode)