- S04E01: Returning From Leave
- S04E02: Captain Povey's Spy
- S04E03: The Secret of Nessie’s Youth
- S04E04: The Northampton Hunt Ball
- S04E05: Hijacked!
- S04E06: Admiral Troutbridge
- S04E07: Relatives and Reservations
- S04E08: Humgrummits on The High Seas
- S04E09: Are Captain and Mrs Povey Married?
- S04E10: Cine Cameras at Sea
- S04E11: The Citizen Adjustment Course
- S04E12: A Hole Lieutenant
- S04E13: Spy Catching in Casablanca
- S04E14: Mount Pot Erupts
- S04E15: Captain Povey's Shop
- S04E16: Leading Seaman Goldstein's Party
- S04E17: The Invitation
- S04E18: The Cornish Exercise
- S04E19: A Strange Hobby
- S04E20: Mr Phillips Gets Engaged
- S04E21: The Sinking of The Bubble Car
- S04E22: Long John Pertwee
- S04E23: The Admiral's Accident Report
- S04E24: Over The Sea To Rosyth
- S04E25: The Return of Sir Frederick Flatley
- S04E26: The Ship's Concert