Charles Hill Mailes

The Father, a Physician

Charles West

The Son

Blanche Sweet

The Son's Fiancée

Dorothy Bernard

The Secretary

Robert Harron

At Soda Fountain

Dell Henderson

Dopokoke Factory Employee (uncredited)

Walter Hiers

At Soda Fountain (uncredited)

Alfred Paget

Dopokoke Factory Employee (uncredited)

Kate Toncray

At Soda Fountain (uncredited)

Grace Henderson

The Landlady

William Bechtel

Dopokoke Factor Employee

Christy Cabanne

One of the Son's Friends / At Soda Fountain

Edward Dillon

At Soda Fountain

Edna Foster

At Soda Fountain

Harry Hyde

One of the Son's Friends

D.W. Griffith