List of episodes (series one):
1. Mates (Peter Schreck)
2. Angel After Hours (Peter Schreck)
3. L.P.G. (Philip Cornford)
4. The Cosmic Lightbeam (Christopher Lee)
5. Mad Dog (Peter Schreck)
6. Saturday Night (Steve Wright)
7. Reunion with Snake (John Lonie)
8. Raid (Steve Wright)
9. One for Dad (Christopher Lee)
10. Hostage (Philip Cornford)
11. Up a Tree (Christopher Lee)
12. Saving the Princess (Steve Wright)
13. By the Book (Peter Schreck)
List of episodes (series two):
1. The Right Stuff (Philip Cornford)
2. Off the Track (Debra Oswald)
3. The Hard Way (Christopher Lee)
4. The Big Canary (Christopher Lee)
5. Judgement Day (Christopher Lee)
6. Stakeout (KeithThompson)
7. Sugar (Debra Oswald)
8. With a Vengeance (Christopher Lee)
9. Reasons to Live (Richard Mortlock)
10. From This Day Forward (Andrew Prowse and Christopher Lee)
11. Angel's Devils (Andrea Del Bosco, Andrew Prowse, and Christopher Lee)
12. The Real Meaning (Philip Cornford)
13. Heartbeat (Debra Oswald)
List of episodes (series three):
1. Lifeline (Debra Oswald)
2. Wild Goose Chase (Debra Oswald)
3. On a Roll (Michael Brindley)
4. Prodigal Daughter (Christopher Lee)
5. The Loaded Boy (Christopher Lee)
6. Good Buddy (Philip Cornford)
7. Rush Hour (Christopher Lee)
8. Speeding (David O'Brien and Christopher Lee)
9. Lift Sixteen (Philip Cornford)
10. Whirlwind (Debra Oswald)
11. Cold Snap (Debra Oswald)
12. Double Illusion (Philip Cornford)
13. The Last to Know (Christopher Lee)
List of episodes (series four):
1. On the Outer (Debras Oswald)
2. Conduct Endangering Life (Elizabeth Coleman)
3. Wrong Side of the Road (Debra Oswald)
4. Something's Got to Give (Elizabeth Coleman)
5. Guardian Angel (Mary Morris)
6. Double Jeopardy (Philip Cornford)
7. Crossing the Line (Chris Roache)
8. Damage Control (Debra Oswald)
9. Public Mischief (Greg Millin)
10. Breaking Strain (Rick Maier: story by Martin Connor)
11. The Sharp End (Philip Cornford)
12. Rescue Me (Mary Morris)
13. Wild Card (Debra Oswald)
List of episodes (series five):
1. The Ultimate (Philip Cornford)
2. Nobby's Place (Christopher Lee)
3. The Getting of Wisdom (Glenda Hambly)
4. The River (Rick Maier)
5. The Ship (Philip Cornford)
6. Flash the Descent (Deborah Parsons)
7. The Holliman Kid (Debra Oswald)
8. Tomorrow Never Knows (Daniel Krige)
9. The Only Constant (Christopher Lee)