The Count of Monte Cristo (Lifeline Theatre, 2011)
- "Stellar adaptation" - Kerry Reid, Chicago Tribune
- "4 Stars ... a complex and concise masterpiece" - Katy Walsh, Chicago Theatre Beat
- "Utterly enjoyable" - Will Fink, Chicago Critic
- "It's a marvel to see to the essence of a classic so clearly presented." - Sharon Kilarski, The Epoch Times
- "It is awesome" - Ada Grey, Ada Grey Reviews for You
Watership Down (Lifeline Theatre, 2011)
- "A strong and complex performance by Christopher M. Walsh." - Scotty Zacher, Chicago Theater Blog
- "Look for Christopher M. Walsh's mohawked Bigwig ... to occupy the spotlight in audiences' memories." - Mary Shen Barnidge, Windy City Times
- "Christopher M. Walsh ... delivers deadpan one liners with zinging humor." - Katy Walsh, Chicago Now/The Fourth Walsh
- "Christopher M. Walsh played Bigwig. ... Bigwig was fuh-larious." - Ada Grey, Ada Grey Reviews for You
Neverwhere (Lifeline Theatre, 2010)
- "Chris Hainsworth and Christopher M. Walsh have the comedy cavern down cold." - Chris Jones, Chicago Tribune
- "There is sharp character work... Sean Sinitski and Christopher M. Walsh (terrific as the sadistic duo)..." - Hedy Weiss, Chicago Sun-Times
- "The mysterious Door ... is on the run from two sinister characters, Mr. Vandemar (a funny and menacing Christopher M. Walsh) and Mr. Croup ... Sinitski and Walsh are a particular joy to watch." - Kevin Heckman, PerformInk Online
- "Sinitski and Walsh are a killer comedy duo." - Katy Walsh, Chicago Now
- "Sean Sinitski and Christopher M. Walsh, playing the hilariously sadistic duo Croup and Vandemar, are an absolute delight, their dry banter and garish demeanor heightening a menace that's nothing but playful." - Randall Colburn, Gapers Block
- "The most glorious of the supporting characters are Mr. Croup (Sean Sinitski) and Mr. Vandemar (Christopher M. Walsh). They make a marvelous pair of villains--droll, funny and chilling." - Dan Zeff, Theater Reviews
Treasure Island (Lifeline Theatre, 2009)
- "Chief among equals: Christopher Walsh as the rum-and-rickets-infused Billy Bones." - Catey Sullivan, Chicago Theater Blog
- "Christopher M. Walsh, as Billy Bones, and Patrick Blashill, as Dr. Livesey, deliver exceptional performances..." - Leah Zeldes, Dining Chicago
The Hound of the Baskervilles (City Lit, 2007)
- "The combination of McCabe's adaptation, Theis' able direction and the cast's pitch-perfect performances is evident early on, when country doctor John Mortimer (Christopher M. Walsh) reads a document ... Like a one-person symphony, Walsh begins his recitation with matter-of-fact understatement, and builds to a rip-roaring crescendo of midnight screams and sudden death at the ghastly hands unknown phantoms." - Catey Sullivan, Pioneer Press News-Star