14.11.1914
Helen's Sacrifice
21.11.1914
The Plot at the Railroad Cut
28.11.1914
The Girl at the Throttle
5.12.1914
The Stolen Engine
12.12.1914
The Flying Freight's Captive
19.12.1914
The Black Diamond Express
26.12.1914
The Escape on the Limited
2.1.1915
The Girl Telegrapher's Peril
9.1.1915
The Leap from the Water Tower
16.1.1915
The Broken Circuit
23.1.1915
The Fast Mail's Danger
30.1.1915
The Little Engineer
6.2.1915
The Hazards of Helen: Episode13, The Escape on the Fast Freight
13.2.1915
The Red Signal
20.2.1915
The Engineer's Peril
27.2.1915
The Open Drawbridge
6.3.1915
The Death Train
13.3.1915
The Night Operator at Buxton
20.3.1915
The Railroad Raiders of '62
27.3.1915
The Girl at Lone Point
3.4.1915
A Life in the Balance
10.4.1915
The Girl on the Trestle
17.4.1915
The Girl Engineer
24.4.1915
A Race for a Crossing
1.5.1915
The Box Car Trap
7.5.1915
The Hazards of Helen Ep26: The Wild Engine
15.5.1915
The Fiend at the Throttle
22.5.1915
The Broken Train
29.5.1915
A Railroader's Bravery
5.6.1915
The Human Chain
11.6.1915
The Pay Train
19.6.1915
Near Eternity
26.6.1915
The Hazards of Helen Ep33: In Danger's Path
3.7.1915
The Midnight Limited
10.7.1915
A Wild Ride
13.7.1915
The Fate of Number One
17.7.1915
A Deed of Daring
24.7.1915
The Girl on the Engine
2.8.1915
The Runaway Boxcar
7.8.1915
The Substitute Fireman
14.8.1915
The Limited's Peril
21.8.1915
A Perilous Chance
28.8.1915
Train Order Number Forty-Five
4.9.1915
The Broken Rail
11.9.1915
Nerves of Steel
18.9.1915
A Girl's Grit
25.9.1915
A Matter of Seconds
9.10.1915
The Watertank Plot
16.10.1915
A Test of Courage
23.10.1915
A Mile a Minute
30.10.1915
The Rescue of the Brakeman's Children
6.11.1915
Danger Ahead!
13.11.1915
The Girl and the Special
20.11.1915
The Girl on the Bridge
27.11.1915
The Dynamite Train
4.12.1915
The Tramp Telegrapher
11.12.1915
Crossed Wires
19.12.1915
The Wrong Train Order
25.12.1915
A Boy at the Throttle
1.1.1916
At the Risk of Her Life
8.1.1916
When Seconds Count
15.1.1916
The Haunted Station
22.1.1916
The Open Track
29.1.1916
Tapped Wires
5.2.1916
The Broken Wire
12.2.1916
The Peril of the Rails
19.2.1916
The Perilous Swing
26.2.1916
The Switchman's Story
4.3.1916
The Girl Telegrapher's Nerve
11.3.1916
A Race for a Life
18.3.1916
The Girl Who Dared
25.3.1916
The Detective's Peril
1.4.1916
The Trapping of 'Peeler' White
8.4.1916
The Record Run
15.4.1916
The Race for a Siding
22.4.1916
The Governor's Special
29.4.1916
The Trail of Danger
6.5.1916
The Human Telegram
13.5.1916
The Bridge of Danger
20.5.1916
One Chance in a Hundred
27.5.1916
The Capture of Red Stanley
3.6.1916
The Spiked Switch
10.6.1916
The Treasure Train
17.6.1916
A Race Through the Air
22.6.1916
In Death's Pathway
24.6.1916
The Mysterious Cipher
1.7.1916
The Engineer's Honor
8.7.1916
To Save the Road
15.7.1916
The Broken Brake
29.7.1916
A Plunge from the Sky
5.8.1916
A Mystery of the Rails
12.8.1916
Hurled Through the Drawbridge
19.8.1916
With the Aid of the Wrecker
26.8.1916
At Danger's Call
2.9.1916
The Secret of the Box Car
9.9.1916
Ablaze on the Rails
16.9.1916
The Hoodoo of Division B
23.9.1916
Defying Death
30.9.1916
The Death Swing
7.10.1916
The Blocked Track
14.10.1916
To Save the Special
21.10.1916
A Daring Chance
28.10.1916
The Lost Messenger
4.11.1916
The Gate of Death
11.11.1916
The Lone Point Mystery
18.11.1916
The Runaway Sleeper
25.11.1916
The Forgotten Train Order
2.12.1916
The Trial Run
9.12.1916
The Lineman's Peril
16.12.1916
The Midnight Express
23.12.1916
The Vanishing Box Car
30.12.1916
A Race with Death
6.1.1917
The Mogul Mountain Mystery
13.1.1917
The Fireman's Nemesis
20.1.1917
The Wrecked Station
27.1.1917
The Railroad Claim Intrigue
3.2.1917
The Death Siding
10.2.1917
The Prima Donna's Special
17.2.1917
The Sidetracked Sleeper
24.2.1917
The Hazards of Helen
Helen
Etzer - Doyle's Pal
Savage - a Railroad Detective
Duncan - Secret Service Detective
Doyle - Chief of the Counterfeiters
Broden - Doyle's Pal
