Ethel Clisbee

饰：Mrs. Benton [Ch. 1]

Pearl Hoxie

饰：Fanny Benton - the Child [Ch. 1]

William Ehfe

饰：Gregg - Haddon`s Assistant [Ch. 2]

M.J. Murchison

饰：Mike Keenan - Red`s Pal [Ch. 4]

R.S. Antibus

饰：Brent - a Fence [Ch. 5]

George Routh

饰：The Superintendent

Helen Holmes

饰：Helen

Helen Gibson

饰：Helen

J·P·麦高恩

J.P. McGowan

饰：Train controller

George A. Williams

饰：Contractor Haddon [Ch. 2]

保罗·赫斯特

Paul Hurst

饰：Benton - a Foreman [Ch. 2]

杰克·霍克西

Jack Hoxie

饰：Hanson [Ch. 3]

哈尔·克莱门茨

Hal Clements

Leo D. Maloney

Leo D. Maloney

饰：Duncan [Ch. 4],Billy Melville - Conductor [Ch. 5],Dick Malling - Aeronaut [Ch. 6],Sheridan - Railroad Detective [Ch. 7],/ / /

Robyn Adair

Robyn Adair

True Boardman

Clarence Burton

饰：Layson

特鲁·博德曼

True Boardman

饰：Jerry [Ch. 58],(as Billy Boy)

J. Gunnis Davis

饰：Pete,(as James Davis)

Tom Mean

斯科特·彭布罗克

Scott Pembroke

Edward Roberts

饰：(as E.Z. Roberts)

Roy Watson

胡特·吉布森

Hoot Gibson

饰：Messenger,Etzer,/ (as Hall Gibson) (as Edward Gibson)

Franklin Hall

饰：Odell - an Engineer,(as Franklin Hall)

Elsie MacLeod

饰：Rita - Telegraph Operator [Ch. 27]

安娜·q 尼尔松

Anna Quirentia Nilsson (本名)

饰：Helen [Ch. 18] 'The Night Operator at Buxton'

Harry Schumm

A·爱德华·萨瑟兰

A. Edward Sutherland

N.Z. Wood

饰：(as N.Z. Woods)