Mr. Wilson returns from a camping trip, inspiring Dennis and Tommy to camp out in the backyard. That night, Mr. Wilson mistakenly thinks the circus train has crashed and the animals have escaped, but the noises are only the Mitchells' neighbor playing a sound-effects record.
| Name | Type | Role | |
|---|---|---|---|
| William Cowley | Writer | ||
| Peggy Chantler | Writer | ||
| Dave Willock | Guest Star | ||
| Jenna McMahon | Guest Star | ||
| William D. Russell | Director |