1860 ushers in the era of iron ships, Richard Sibley, a builder of wooden ships, stubbornly resists the change, which leads him to forbid the marriage of his daughter Rose to John Rhead, a proponent of the new method. This injustice outrages John's sister Gertrude so much that she breaks off her engagement to Sibley's son Sam. Meanwhile, John and Rose elope.
| Actor | Role |
|---|---|
 Lewis StoneJohn Rhead | John Rhead |
 Alice HollisterGertrude Rhead | Gertrude Rhead |
 Gertrude RobinsonEmily Rhead | Emily Rhead |
 Harvey ClarkSam Sibley | Sam Sibley |
 Mary AldenRose Sibley | Rose Sibley |
| MMay FosterNancy Sibley | Nancy Sibley |
 Boyd IrwinArthur Preece | Arthur Preece |
 Jack DonovanRichard Sibley Jr | Richard Sibley Jr |
| CCorrean KirkhamHonorable Muriel Pym | Honorable Muriel Pym |
| CCarroll FlemingThompson | Thompson |
 Lionel BelmoreRichard Sibley Sr | Richard Sibley Sr |
| GGerald PringNed Pym / Lord Monkhurst / Young Lord Monkhurst | Ned Pym / Lord Monkhurst / Young Lord Monkhurst |