The following events occurred on October 27.
- Emmett Brown and Marty McFly find out about Biff Tannen's plan and escape from the alternate timeline into 1955 at 2:42 AM.
- Marty returns from 1885.
- The DeLorean collides with a diesel locomotive traveling across the bridge located above Eastwood Ravine.
- Marty drives to Jennifer Parker's house and wakes her up.
- Marty races Needles and collides with a Rolls-Royce Silver Cloud III.
- (Alternate) Marty races Needles, but backs out at the last second, avoiding a collision with a Roll-Royce
- Doc returns to 1985 in the Jules Verne Train with his new family.