Where can I watch “Lab Rats” Season 4 Episode 18 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

Do I need to watch earlier episodes before “The Curse of the Screaming Skull”?

Watching earlier episodes in season 4 helps you follow the plot and character arcs leading into this episode.

Watch Lab Rats Season 4 Episode 18 Online

“The Curse of the Screaming Skull” — Watch "Lab Rats" Season 4 Episode 18 online in HD for free. Check streaming providers, cast, and episode details.

Oct 21, 2015 Season 4 Episode 18 22 min TV-Y7

3.0 ★ ★ ★ ★ ★

1 votes

Lab Rats Season 4

← Back TV Series

Where can I watch "The Curse of the Screaming Skull" online?

You can watch it through the button below, and it is free.

▶ Watch This Episode Now

Season 4 Episode 18 — Aired on Oct 21, 2015 • runs about 22 minutes.

Notable cast/guest names in this episode include William Brent, Spencer Boldman, Kelli Berglund, Tyrel Jackson Williams.

This page includes 1 official still(s) (when available) plus legal availability links.

Looking for “watch Lab Rats Season 4 Episode 18 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Leo just finishes his movie marathon while everyone else is frustrated because they have nothing to do on Halloween. Bob intentionally stays behind while the other students are away with Davenport to a museum. Perry says she's going to another island across from theirs, but Douglas says no because it's deserted and has been uninhabited for years. When Douglas leaves, the group decides to go anyway.